mirror of
https://github.com/ossrs/srs.git
synced 2025-02-13 11:51:57 +00:00
Update state-threads to v1.9.4.
This commit is contained in:
winlin
parent
0410915ddd
commit
297a104fef
6 changed files with 521 additions and 516 deletions
4
trunk/3rdparty/st-srs/LICENSE
vendored
4
trunk/3rdparty/st-srs/LICENSE
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@ -7,8 +7,8 @@ Individual files contain the following tag instead of the full license text.
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SPDX-License-Identifier: MPL-1.1 OR GPL-2.0-or-later
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SPDX-License-Identifier: MPL-1.1 OR GPL-2.0-or-later
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All source code in the "tools", "utest" and "porting" directory is
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New source code and all source code in the "tools" and "utest" directory
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distributed under the MIT style license.
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is distributed under the MIT style license.
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SPDX-License-Identifier: MIT
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SPDX-License-Identifier: MIT
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5
trunk/3rdparty/st-srs/Makefile
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5
trunk/3rdparty/st-srs/Makefile
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@ -110,7 +110,7 @@ DEFINES += -DMD_HAVE_KQUEUE -DMD_HAVE_SELECT
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endif
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endif
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ifeq ($(OS), LINUX)
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ifeq ($(OS), LINUX)
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EXTRA_OBJS = $(TARGETDIR)/md_linux.o
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EXTRA_OBJS = $(TARGETDIR)/md_linux.o $(TARGETDIR)/md_linux2.o
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SFLAGS = -fPIC
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SFLAGS = -fPIC
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LDFLAGS = -shared -soname=$(SONAME) -lc
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LDFLAGS = -shared -soname=$(SONAME) -lc
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OTHER_FLAGS = -Wall
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OTHER_FLAGS = -Wall
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@ -270,6 +270,9 @@ $(HEADER): public.h
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$(TARGETDIR)/md_linux.o: md_linux.S
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$(TARGETDIR)/md_linux.o: md_linux.S
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$(CC) $(CFLAGS) -c $< -o $@
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$(CC) $(CFLAGS) -c $< -o $@
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$(TARGETDIR)/md_linux2.o: md_linux2.S
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$(CC) $(CFLAGS) -c $< -o $@
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$(TARGETDIR)/md_darwin.o: md_darwin.S
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$(TARGETDIR)/md_darwin.o: md_darwin.S
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$(CC) $(CFLAGS) -c $< -o $@
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$(CC) $(CFLAGS) -c $< -o $@
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2
trunk/3rdparty/st-srs/md_cygwin64.S
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2
trunk/3rdparty/st-srs/md_cygwin64.S
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@ -1,3 +1,5 @@
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/* SPDX-License-Identifier: MIT */
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/* Copyright (c) 2021-2022 The SRS Authors */
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/* If user disable the ASM, such as avoiding bugs in ASM, donot compile it. */
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/* If user disable the ASM, such as avoiding bugs in ASM, donot compile it. */
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#if !defined(MD_ST_NO_ASM)
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#if !defined(MD_ST_NO_ASM)
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2
trunk/3rdparty/st-srs/md_darwin.S
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2
trunk/3rdparty/st-srs/md_darwin.S
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@ -1,5 +1,5 @@
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/* SPDX-License-Identifier: MIT */
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/* SPDX-License-Identifier: MIT */
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/* Copyright (c) 2021 Winlin */
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/* Copyright (c) 2021-2022 The SRS Authors */
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/* If user disable the ASM, such as avoiding bugs in ASM, donot compile it. */
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/* If user disable the ASM, such as avoiding bugs in ASM, donot compile it. */
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#if !defined(MD_ST_NO_ASM)
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#if !defined(MD_ST_NO_ASM)
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512
trunk/3rdparty/st-srs/md_linux.S
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512
trunk/3rdparty/st-srs/md_linux.S
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@ -163,518 +163,6 @@
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/****************************************************************/
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/****************************************************************/
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#elif defined(__aarch64__)
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/****************************************************************/
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/* See https://developer.arm.com/documentation/102374/0100/Function-calls */
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/* See https://developer.arm.com/documentation/102374/0100/Procedure-Call-Standard */
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/* See https://github.com/ARM-software/abi-aa/blob/main/aapcs64/aapcs64.rst#machine-registers */
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/* See https://wiki.cdot.senecacollege.ca/wiki/AArch64_Register_and_Instruction_Quick_Start */
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/* See https://chromium.googlesource.com/native_client/nacl-glibc/+/glibc-2.21/sysdeps/aarch64/__longjmp.S */
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/* See https://chromium.googlesource.com/native_client/nacl-glibc/+/glibc-2.21/sysdeps/aarch64/setjmp.S */
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/* The called routine is expected to preserve r19-r28 *** These registers are generally
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safe to use in your program. */
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#define JB_X19 0
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#define JB_X20 1
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#define JB_X21 2
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#define JB_X22 3
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#define JB_X23 4
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#define JB_X24 5
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#define JB_X25 6
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#define JB_X26 7
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#define JB_X27 8
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#define JB_X28 9
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/* r29 and r30 are used as the frame register and link register (avoid) */
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#define JB_X29 10
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#define JB_LR 11
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/* Register '31' is one of two registers depending on the instruction context:
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For instructions dealing with the stack, it is the stack pointer, named rsp */
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#define JB_SP 13
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/* FP registers */
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#define JB_D8 14
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#define JB_D9 15
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#define JB_D10 16
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#define JB_D11 17
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#define JB_D12 18
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#define JB_D13 19
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#define JB_D14 20
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#define JB_D15 21
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.file "md.S"
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.text
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/* _st_md_cxt_save(__jmp_buf env) */
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.globl _st_md_cxt_save
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.type _st_md_cxt_save, %function
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.align 4
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_st_md_cxt_save:
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stp x19, x20, [x0, #JB_X19<<3]
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stp x21, x22, [x0, #JB_X21<<3]
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stp x23, x24, [x0, #JB_X23<<3]
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stp x25, x26, [x0, #JB_X25<<3]
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stp x27, x28, [x0, #JB_X27<<3]
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stp x29, x30, [x0, #JB_X29<<3]
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stp d8, d9, [x0, #JB_D8<<3]
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stp d10, d11, [x0, #JB_D10<<3]
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stp d12, d13, [x0, #JB_D12<<3]
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stp d14, d15, [x0, #JB_D14<<3]
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mov x2, sp
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str x2, [x0, #JB_SP<<3]
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mov x0, #0
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ret
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.size _st_md_cxt_save, .-_st_md_cxt_save
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/****************************************************************/
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/* _st_md_cxt_restore(__jmp_buf env, int val) */
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.globl _st_md_cxt_restore
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.type _st_md_cxt_restore, %function
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.align 4
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_st_md_cxt_restore:
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ldp x19, x20, [x0, #JB_X19<<3]
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ldp x21, x22, [x0, #JB_X21<<3]
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ldp x23, x24, [x0, #JB_X23<<3]
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ldp x25, x26, [x0, #JB_X25<<3]
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ldp x27, x28, [x0, #JB_X27<<3]
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ldp x29, x30, [x0, #JB_X29<<3]
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ldp d8, d9, [x0, #JB_D8<<3]
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ldp d10, d11, [x0, #JB_D10<<3]
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ldp d12, d13, [x0, #JB_D12<<3]
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ldp d14, d15, [x0, #JB_D14<<3]
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ldr x5, [x0, #JB_SP<<3]
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mov sp, x5
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cmp x1, #0
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mov x0, #1
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csel x0, x1, x0, ne
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/* Use br instead of ret because ret is guaranteed to mispredict */
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br x30
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.size _st_md_cxt_restore, .-_st_md_cxt_restore
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/****************************************************************/
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#elif defined(__arm__)
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/****************************************************************/
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/* https://github.com/ossrs/srs/issues/1282#issuecomment-445539513 */
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/* Register list for a ldm/stm instruction to load/store
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the general registers from a __jmp_buf. */
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# define JMP_BUF_REGLIST {v1-v6, sl, fp, sp, lr}
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.file "md.S"
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.text
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/* _st_md_cxt_save(__jmp_buf env) */
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.globl _st_md_cxt_save
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.type _st_md_cxt_save, %function
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.align 2
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_st_md_cxt_save:
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mov ip, r0
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/* Save registers */
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stmia ip!, JMP_BUF_REGLIST
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#ifdef __VFP_FP__
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/* Store the VFP registers. */
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/* Following instruction is vstmia ip!, {d8-d15}. */
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stc p11, cr8, [ip], #64
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#endif
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#ifdef __IWMMXT__
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/* Save the call-preserved iWMMXt registers. */
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/* Following instructions are wstrd wr10, [ip], #8 (etc.) */
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stcl p1, cr10, [r12], #8
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stcl p1, cr11, [r12], #8
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stcl p1, cr12, [r12], #8
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stcl p1, cr13, [r12], #8
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stcl p1, cr14, [r12], #8
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stcl p1, cr15, [r12], #8
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#endif
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mov r0, #0
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bx lr
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.size _st_md_cxt_save, .-_st_md_cxt_save
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/****************************************************************/
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/* _st_md_cxt_restore(__jmp_buf env, int val) */
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.globl _st_md_cxt_restore
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.type _st_md_cxt_restore, %function
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.align 2
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_st_md_cxt_restore:
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mov ip, r0
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/* Restore registers */
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ldmia ip!, JMP_BUF_REGLIST
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#ifdef __VFP_FP__
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/* Restore the VFP registers. */
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/* Following instruction is vldmia ip!, {d8-d15}. */
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ldc p11, cr8, [r12], #64
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#endif
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#ifdef __IWMMXT__
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/* Restore the call-preserved iWMMXt registers. */
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/* Following instructions are wldrd wr10, [ip], #8 (etc.) */
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ldcl p1, cr10, [r12], #8
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ldcl p1, cr11, [r12], #8
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ldcl p1, cr12, [r12], #8
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ldcl p1, cr13, [r12], #8
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ldcl p1, cr14, [r12], #8
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ldcl p1, cr15, [r12], #8
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#endif
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movs r0, r1 /* get the return value in place */
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moveq r0, #1 /* can't let setjmp() return zero! */
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bx lr
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.size _st_md_cxt_restore, .-_st_md_cxt_restore
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/****************************************************************/
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#elif defined(__riscv)
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/****************************************************************/
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/*
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* Internal __jmp_buf layout
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* riscv-asm: https://github.com/riscv/riscv-asm-manual/blob/master/riscv-asm.md
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*/
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#define JB_SP 0 /* A0, SP, Stack pointer */
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#define JB_RA 1 /* RA, Return address */
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#define JB_FP 2 /* FP/S0 Frame pointer */
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#define JB_S1 3 /* S1 Saved register*/
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#define JB_S2 4 /* S2-S11, Saved register */
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#define JB_S3 5 /* S2-S11, Saved register */
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#define JB_S4 6 /* S2-S11, Saved register */
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#define JB_S5 7 /* S2-S11, Saved register */
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#define JB_S6 8 /* S2-S11, Saved register */
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#define JB_S7 9 /* S2-S11, Saved register */
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#define JB_S8 10 /* S2-S11, Saved register */
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#define JB_S9 11 /* S2-S11, Saved register */
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#define JB_S10 12 /* S2-S11, Saved register */
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#define JB_S11 13 /* S2-S11, Saved register */
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.file "md_linux.S"
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.text
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/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/RISC-V#Register_sets */
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.globl _st_md_cxt_save
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.type _st_md_cxt_save, %function
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.align 2
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_st_md_cxt_save:
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sd sp, JB_SP * 8(a0)
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sd ra, JB_RA * 8(a0)
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sd s0, JB_FP * 8(a0)
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sd s1, JB_S1 * 8(a0)
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sd s2, JB_S2 * 8(a0)
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sd s3, JB_S3 * 8(a0)
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sd s4, JB_S4 * 8(a0)
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sd s5, JB_S5 * 8(a0)
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sd s6, JB_S6 * 8(a0)
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sd s7, JB_S7 * 8(a0)
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sd s8, JB_S8 * 8(a0)
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sd s9, JB_S9 * 8(a0)
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sd s10, JB_S10 * 8(a0)
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sd s11, JB_S11 * 8(a0)
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li a0, 0
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jr ra
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.size _st_md_cxt_save, .-_st_md_cxt_save
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/****************************************************************/
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/* _st_md_cxt_restore(__jmp_buf env, int val) */
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.globl _st_md_cxt_restore
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.type _st_md_cxt_restore, %function
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.align 2
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_st_md_cxt_restore:
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ld sp, JB_SP * 8(a0)
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ld ra, JB_RA * 8(a0)
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ld s0, JB_FP * 8(a0)
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ld s1, JB_S1 * 8(a0)
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ld s2, JB_S2 * 8(a0)
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ld s3, JB_S3 * 8(a0)
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ld s4, JB_S4 * 8(a0)
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ld s5, JB_S5 * 8(a0)
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ld s6, JB_S6 * 8(a0)
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ld s7, JB_S7 * 8(a0)
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ld s8, JB_S8 * 8(a0)
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ld s9, JB_S9 * 8(a0)
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ld s10, JB_S10 * 8(a0)
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ld s11, JB_S11 * 8(a0)
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li a0, 1
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jr ra
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.size _st_md_cxt_restore, .-_st_md_cxt_restore
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/****************************************************************/
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#elif defined(__mips64)
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/****************************************************************/
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/* For MIPS64, see https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MIPS_Architecture_MIPS64_InstructionSet_%20AFP_P_MD00087_06.05.pdf */
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/*
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* Internal __jmp_buf layout
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*/
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|
||||||
#define JB_SP 0 /* Stack pointer */
|
|
||||||
#define JB_RA 11 /* Return address */
|
|
||||||
#define JB_GP 1 /* Global pointer */
|
|
||||||
#define JB_S0 3 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S1 4 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S2 5 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S3 6 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S4 7 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S5 8 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S6 9 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S7 10 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_FP 2 /* FP/S8 Frame pointer */
|
|
||||||
|
|
||||||
.file "md_linux.S"
|
|
||||||
.text
|
|
||||||
|
|
||||||
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions */
|
|
||||||
.globl _st_md_cxt_save
|
|
||||||
.type _st_md_cxt_save, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_save:
|
|
||||||
sd $sp, 0($a0) /* Save sp to env[0], *(long*)($a0+ 0) =sp */
|
|
||||||
sd $ra, 8($a0) /* Save ra to env[1], *(long*)($a0+ 8)=ra, the return address, https://chortle.ccsu.edu/AssemblyTutorial/Chapter-26/ass26_4.html */
|
|
||||||
sd $gp, 16($a0) /* Save gp to env[2], *(long*)($a0+16) =gp */
|
|
||||||
sd $s0, 24($a0) /* Save s0 to env[3], *(long*)($a0+24)=s0 */
|
|
||||||
sd $s1, 32($a0) /* Save s1 to env[4], *(long*)($a0+32)=s1 */
|
|
||||||
sd $s2, 40($a0) /* Save s2 to env[5], *(long*)($a0+40)=s2 */
|
|
||||||
sd $s3, 48($a0) /* Save s3 to env[6], *(long*)($a0+48)=s3 */
|
|
||||||
sd $s4, 56($a0) /* Save s4 to env[7], *(long*)($a0+56)=s4 */
|
|
||||||
sd $s5, 64($a0) /* Save s5 to env[8], *(long*)($a0+64)=s5 */
|
|
||||||
sd $s6, 72($a0) /* Save s6 to env[9], *(long*)($a0+72)=s6 */
|
|
||||||
sd $s7, 80($a0) /* Save s7 to env[10], *(long*)($a0+80)=s7 */
|
|
||||||
sd $fp, 88($a0) /* Save fp to env[11], *(long*)($a0+88) =fp */
|
|
||||||
li $v0, 0 /* Set return value to 0 */
|
|
||||||
jr $ra /* Return */
|
|
||||||
|
|
||||||
.size _st_md_cxt_save, .-_st_md_cxt_save
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
|
||||||
.globl _st_md_cxt_restore
|
|
||||||
.type _st_md_cxt_restore, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_restore:
|
|
||||||
ld $sp, 0($a0) /* Load sp from env[0], sp=*(long*)($a0+ 0) */
|
|
||||||
ld $ra, 8($a0) /* Load sp from env[1], ra=*(long*)($a0+ 8), the saved return address */
|
|
||||||
ld $gp, 16($a0) /* Load sp from env[2], gp=*(long*)($a0+16) */
|
|
||||||
ld $s0, 24($a0) /* Load sp from env[3], s0=*(long*)($a0+24) */
|
|
||||||
ld $s1, 32($a0) /* Load sp from env[4], s1=*(long*)($a0+32) */
|
|
||||||
ld $s2, 40($a0) /* Load sp from env[5], s2=*(long*)($a0+40) */
|
|
||||||
ld $s3, 48($a0) /* Load sp from env[6], s3=*(long*)($a0+48) */
|
|
||||||
ld $s4, 56($a0) /* Load sp from env[7], s4=*(long*)($a0+56) */
|
|
||||||
ld $s5, 64($a0) /* Load sp from env[8], s5=*(long*)($a0+64) */
|
|
||||||
ld $s6, 72($a0) /* Load sp from env[9], s6=*(long*)($a0+72) */
|
|
||||||
ld $s7, 80($a0) /* Load sp from env[10], s7=*(long*)($a0+80) */
|
|
||||||
ld $fp, 88($a0) /* Load sp from env[2], fp=*(long*)($a0+88) */
|
|
||||||
li $v0, 1 /* Set return value to 1 */
|
|
||||||
jr $ra /* Return to the saved return address */
|
|
||||||
|
|
||||||
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
#elif defined(__mips__)
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
/* For MIPS32, see https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MD00565-2B-MIPS32-QRC-01.01.pdf */
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Internal __jmp_buf layout
|
|
||||||
*/
|
|
||||||
#define JB_SP 0 /* Stack pointer */
|
|
||||||
#define JB_RA 11 /* Return address */
|
|
||||||
#define JB_GP 1 /* Global pointer */
|
|
||||||
#define JB_S0 3 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S1 4 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S2 5 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S3 6 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S4 7 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S5 8 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S6 9 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_S7 10 /* S0-S7, Saved temporaries */
|
|
||||||
#define JB_FP 2 /* FP/S8 Frame pointer */
|
|
||||||
|
|
||||||
.file "md_linux.S"
|
|
||||||
.text
|
|
||||||
|
|
||||||
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions */
|
|
||||||
.globl _st_md_cxt_save
|
|
||||||
.type _st_md_cxt_save, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_save:
|
|
||||||
sw $sp, 0($a0) /* Save sp to env[0], *(long*)($a0+0) =sp */
|
|
||||||
sw $ra, 4($a0) /* Save ra to env[1], *(long*)($a0+4)=ra, the return address, https://chortle.ccsu.edu/AssemblyTutorial/Chapter-26/ass26_4.html */
|
|
||||||
sw $gp, 8($a0) /* Save gp to env[2], *(long*)($a0+8) =gp */
|
|
||||||
sw $s0, 12($a0) /* Save s0 to env[3], *(long*)($a0+12)=s0 */
|
|
||||||
sw $s1, 16($a0) /* Save s1 to env[4], *(long*)($a0+16)=s1 */
|
|
||||||
sw $s2, 20($a0) /* Save s2 to env[5], *(long*)($a0+20)=s2 */
|
|
||||||
sw $s3, 24($a0) /* Save s3 to env[6], *(long*)($a0+24)=s3 */
|
|
||||||
sw $s4, 28($a0) /* Save s4 to env[7], *(long*)($a0+28)=s4 */
|
|
||||||
sw $s5, 32($a0) /* Save s5 to env[8], *(long*)($a0+32)=s5 */
|
|
||||||
sw $s6, 36($a0) /* Save s6 to env[9], *(long*)($a0+36)=s6 */
|
|
||||||
sw $s7, 40($a0) /* Save s7 to env[10], *(long*)($a0+40)=s7 */
|
|
||||||
sw $fp, 44($a0) /* Save fp to env[11], *(long*)($a0+44) =fp */
|
|
||||||
li $v0, 0 /* Set return value to 0 */
|
|
||||||
jr $ra /* Return */
|
|
||||||
|
|
||||||
.size _st_md_cxt_save, .-_st_md_cxt_save
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
|
||||||
.globl _st_md_cxt_restore
|
|
||||||
.type _st_md_cxt_restore, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_restore:
|
|
||||||
lw $sp, 0($a0) /* Load sp from env[0], sp=*(long*)($a0+0) */
|
|
||||||
lw $ra, 4($a0) /* Load sp from env[1], ra=*(long*)($a0+4), the saved return address */
|
|
||||||
lw $gp, 8($a0) /* Load sp from env[2], gp=*(long*)($a0+8) */
|
|
||||||
lw $s0, 12($a0) /* Load sp from env[3], s0=*(long*)($a0+12) */
|
|
||||||
lw $s1, 16($a0) /* Load sp from env[4], s1=*(long*)($a0+16) */
|
|
||||||
lw $s2, 20($a0) /* Load sp from env[5], s2=*(long*)($a0+20) */
|
|
||||||
lw $s3, 24($a0) /* Load sp from env[6], s3=*(long*)($a0+24) */
|
|
||||||
lw $s4, 28($a0) /* Load sp from env[7], s4=*(long*)($a0+28) */
|
|
||||||
lw $s5, 32($a0) /* Load sp from env[8], s5=*(long*)($a0+32) */
|
|
||||||
lw $s6, 36($a0) /* Load sp from env[9], s6=*(long*)($a0+36) */
|
|
||||||
lw $s7, 40($a0) /* Load sp from env[10], s7=*(long*)($a0+40) */
|
|
||||||
lw $fp, 44($a0) /* Load sp from env[2], fp=*(long*)($a0+44) */
|
|
||||||
li $v0, 1 /* Set return value to 1 */
|
|
||||||
jr $ra /* Return to the saved return address */
|
|
||||||
|
|
||||||
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
#elif defined(__loongarch64)
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Internal __jmp_buf layout
|
|
||||||
*/
|
|
||||||
#define JB_SP 0 /* R3, SP, Stack pointer */
|
|
||||||
#define JB_RA 1 /* R1, RA, Return address */
|
|
||||||
#define JB_FP 2 /* FP/R22 Frame pointer */
|
|
||||||
#define JB_S0 3 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S1 4 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S2 5 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S3 6 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S4 7 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S5 8 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S6 9 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S7 10 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
#define JB_S8 11 /* R23-R31, S0-S8, Subroutine register variable */
|
|
||||||
|
|
||||||
.file "md_linux.S"
|
|
||||||
.text
|
|
||||||
|
|
||||||
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $r4, https://github.com/ossrs/state-threads/issues/24#porting */
|
|
||||||
.globl _st_md_cxt_save
|
|
||||||
.type _st_md_cxt_save, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_save:
|
|
||||||
st.d $r3, $r4, 0 /* Save sp to env[0], *(long*)($r4+0) = sp */
|
|
||||||
st.d $r1, $r4, 8 /* Save ra to env[1], *(long*)($r4+8) = r1 */
|
|
||||||
st.d $r22, $r4, 16 /* Save fp to env[2], *(long*)($r4+16) = r22 */
|
|
||||||
st.d $r23, $r4, 24 /* Save r23 to env[3], *(long*)($r4+24) = r23 */
|
|
||||||
st.d $r24, $r4, 32 /* Save r24 to env[4], *(long*)($r4+32) = r24 */
|
|
||||||
st.d $r25, $r4, 40 /* Save r25 to env[5], *(long*)($r4+40) = r25 */
|
|
||||||
st.d $r26, $r4, 48 /* Save r26 to env[6], *(long*)($r4+48) = r26 */
|
|
||||||
st.d $r27, $r4, 56 /* Save r27 to env[7], *(long*)($r4+56) = r27 */
|
|
||||||
st.d $r28, $r4, 64 /* Save r28 to env[8], *(long*)($r4+64) = r28 */
|
|
||||||
st.d $r29, $r4, 72 /* Save r29 to env[9], *(long*)($r4+72) = r29 */
|
|
||||||
st.d $r30, $r4, 80 /* Save r30 to env[10], *(long*)($r4+80) = r30 */
|
|
||||||
st.d $r31, $r4, 88 /* Save r31 to env[11], *(long*)($r4+88) = r31 */
|
|
||||||
addi.w $r12, $r0, 0 /* Set return value to 0 */
|
|
||||||
move $r4, $r12 /* Set return value to 0 */
|
|
||||||
jirl $r0, $r1, 0 /* Return */
|
|
||||||
|
|
||||||
.size _st_md_cxt_save, .-_st_md_cxt_save
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
|
||||||
.globl _st_md_cxt_restore
|
|
||||||
.type _st_md_cxt_restore, %function
|
|
||||||
.align 2
|
|
||||||
_st_md_cxt_restore:
|
|
||||||
ld.d $r3, $r4, 0 /* Load sp from env[0], sp=*(long*)($r4+0) */
|
|
||||||
ld.d $r1, $r4, 8 /* Load ra from env[1], r1=*(long*)($r4+8) */
|
|
||||||
ld.d $r22, $r4, 16 /* Load fp from env[2], r22=*(long*)($r4+16) */
|
|
||||||
ld.d $r23, $r4, 24 /* Load r23 from env[3], r23=*(long*)($r4+24) */
|
|
||||||
ld.d $r24, $r4, 32 /* Load r24 from env[4], r24=*(long*)($r4+32) */
|
|
||||||
ld.d $r25, $r4, 40 /* Load r25 from env[5], r25=*(long*)($r4+40) */
|
|
||||||
ld.d $r26, $r4, 48 /* Load r26 from env[6], r26=*(long*)($r4+48) */
|
|
||||||
ld.d $r27, $r4, 56 /* Load r27 from env[7], r27=*(long*)($r4+56) */
|
|
||||||
ld.d $r28, $r4, 64 /* Load r28 from env[8], r28=*(long*)($r4+64) */
|
|
||||||
ld.d $r29, $r4, 72 /* Load r29 from env[9], r29=*(long*)($r4+72) */
|
|
||||||
ld.d $r30, $r4, 80 /* Load r30 from env[10], r30=*(long*)($r4+80) */
|
|
||||||
ld.d $r31, $r4, 88 /* Load r31 from env[11], r31=*(long*)($r4+88) */
|
|
||||||
addi.w $r12, $r0, 1 /* Set return value to 1 */
|
|
||||||
move $r4, $r12 /* Set return value to 1 */
|
|
||||||
jirl $r0, $r1, 0 /* Return to the saved return address */
|
|
||||||
|
|
||||||
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
|
||||||
|
|
||||||
/****************************************************************/
|
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
|
||||||
512
trunk/3rdparty/st-srs/md_linux2.S
vendored
Normal file
512
trunk/3rdparty/st-srs/md_linux2.S
vendored
Normal file
|
|
@ -0,0 +1,512 @@
|
||||||
|
/* SPDX-License-Identifier: MIT */
|
||||||
|
/* Copyright (c) 2021-2022 The SRS Authors */
|
||||||
|
|
||||||
|
/* If user disable the ASM, such as avoiding bugs in ASM, donot compile it. */
|
||||||
|
#if !defined(MD_ST_NO_ASM)
|
||||||
|
|
||||||
|
#if defined(__aarch64__)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
/* See https://developer.arm.com/documentation/102374/0100/Function-calls */
|
||||||
|
/* See https://developer.arm.com/documentation/102374/0100/Procedure-Call-Standard */
|
||||||
|
/* See https://github.com/ARM-software/abi-aa/blob/main/aapcs64/aapcs64.rst#machine-registers */
|
||||||
|
/* See https://wiki.cdot.senecacollege.ca/wiki/AArch64_Register_and_Instruction_Quick_Start */
|
||||||
|
/* See https://chromium.googlesource.com/native_client/nacl-glibc/+/glibc-2.21/sysdeps/aarch64/__longjmp.S */
|
||||||
|
/* See https://chromium.googlesource.com/native_client/nacl-glibc/+/glibc-2.21/sysdeps/aarch64/setjmp.S */
|
||||||
|
|
||||||
|
/* The called routine is expected to preserve r19-r28 *** These registers are generally
|
||||||
|
safe to use in your program. */
|
||||||
|
#define JB_X19 0
|
||||||
|
#define JB_X20 1
|
||||||
|
#define JB_X21 2
|
||||||
|
#define JB_X22 3
|
||||||
|
#define JB_X23 4
|
||||||
|
#define JB_X24 5
|
||||||
|
#define JB_X25 6
|
||||||
|
#define JB_X26 7
|
||||||
|
#define JB_X27 8
|
||||||
|
#define JB_X28 9
|
||||||
|
/* r29 and r30 are used as the frame register and link register (avoid) */
|
||||||
|
#define JB_X29 10
|
||||||
|
#define JB_LR 11
|
||||||
|
/* Register '31' is one of two registers depending on the instruction context:
|
||||||
|
For instructions dealing with the stack, it is the stack pointer, named rsp */
|
||||||
|
#define JB_SP 13
|
||||||
|
|
||||||
|
/* FP registers */
|
||||||
|
#define JB_D8 14
|
||||||
|
#define JB_D9 15
|
||||||
|
#define JB_D10 16
|
||||||
|
#define JB_D11 17
|
||||||
|
#define JB_D12 18
|
||||||
|
#define JB_D13 19
|
||||||
|
#define JB_D14 20
|
||||||
|
#define JB_D15 21
|
||||||
|
|
||||||
|
.file "md.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 4
|
||||||
|
_st_md_cxt_save:
|
||||||
|
stp x19, x20, [x0, #JB_X19<<3]
|
||||||
|
stp x21, x22, [x0, #JB_X21<<3]
|
||||||
|
stp x23, x24, [x0, #JB_X23<<3]
|
||||||
|
stp x25, x26, [x0, #JB_X25<<3]
|
||||||
|
stp x27, x28, [x0, #JB_X27<<3]
|
||||||
|
stp x29, x30, [x0, #JB_X29<<3]
|
||||||
|
|
||||||
|
stp d8, d9, [x0, #JB_D8<<3]
|
||||||
|
stp d10, d11, [x0, #JB_D10<<3]
|
||||||
|
stp d12, d13, [x0, #JB_D12<<3]
|
||||||
|
stp d14, d15, [x0, #JB_D14<<3]
|
||||||
|
mov x2, sp
|
||||||
|
str x2, [x0, #JB_SP<<3]
|
||||||
|
|
||||||
|
mov x0, #0
|
||||||
|
ret
|
||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 4
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
ldp x19, x20, [x0, #JB_X19<<3]
|
||||||
|
ldp x21, x22, [x0, #JB_X21<<3]
|
||||||
|
ldp x23, x24, [x0, #JB_X23<<3]
|
||||||
|
ldp x25, x26, [x0, #JB_X25<<3]
|
||||||
|
ldp x27, x28, [x0, #JB_X27<<3]
|
||||||
|
|
||||||
|
ldp x29, x30, [x0, #JB_X29<<3]
|
||||||
|
|
||||||
|
ldp d8, d9, [x0, #JB_D8<<3]
|
||||||
|
ldp d10, d11, [x0, #JB_D10<<3]
|
||||||
|
ldp d12, d13, [x0, #JB_D12<<3]
|
||||||
|
ldp d14, d15, [x0, #JB_D14<<3]
|
||||||
|
|
||||||
|
ldr x5, [x0, #JB_SP<<3]
|
||||||
|
mov sp, x5
|
||||||
|
|
||||||
|
cmp x1, #0
|
||||||
|
mov x0, #1
|
||||||
|
csel x0, x1, x0, ne
|
||||||
|
/* Use br instead of ret because ret is guaranteed to mispredict */
|
||||||
|
br x30
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#elif defined(__arm__)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
/* https://github.com/ossrs/srs/issues/1282#issuecomment-445539513 */
|
||||||
|
|
||||||
|
/* Register list for a ldm/stm instruction to load/store
|
||||||
|
the general registers from a __jmp_buf. */
|
||||||
|
# define JMP_BUF_REGLIST {v1-v6, sl, fp, sp, lr}
|
||||||
|
|
||||||
|
.file "md.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_save:
|
||||||
|
mov ip, r0
|
||||||
|
|
||||||
|
/* Save registers */
|
||||||
|
stmia ip!, JMP_BUF_REGLIST
|
||||||
|
|
||||||
|
#ifdef __VFP_FP__
|
||||||
|
/* Store the VFP registers. */
|
||||||
|
/* Following instruction is vstmia ip!, {d8-d15}. */
|
||||||
|
stc p11, cr8, [ip], #64
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef __IWMMXT__
|
||||||
|
/* Save the call-preserved iWMMXt registers. */
|
||||||
|
/* Following instructions are wstrd wr10, [ip], #8 (etc.) */
|
||||||
|
stcl p1, cr10, [r12], #8
|
||||||
|
stcl p1, cr11, [r12], #8
|
||||||
|
stcl p1, cr12, [r12], #8
|
||||||
|
stcl p1, cr13, [r12], #8
|
||||||
|
stcl p1, cr14, [r12], #8
|
||||||
|
stcl p1, cr15, [r12], #8
|
||||||
|
#endif
|
||||||
|
|
||||||
|
mov r0, #0
|
||||||
|
bx lr
|
||||||
|
|
||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
mov ip, r0
|
||||||
|
|
||||||
|
/* Restore registers */
|
||||||
|
ldmia ip!, JMP_BUF_REGLIST
|
||||||
|
|
||||||
|
#ifdef __VFP_FP__
|
||||||
|
/* Restore the VFP registers. */
|
||||||
|
/* Following instruction is vldmia ip!, {d8-d15}. */
|
||||||
|
ldc p11, cr8, [r12], #64
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef __IWMMXT__
|
||||||
|
/* Restore the call-preserved iWMMXt registers. */
|
||||||
|
/* Following instructions are wldrd wr10, [ip], #8 (etc.) */
|
||||||
|
ldcl p1, cr10, [r12], #8
|
||||||
|
ldcl p1, cr11, [r12], #8
|
||||||
|
ldcl p1, cr12, [r12], #8
|
||||||
|
ldcl p1, cr13, [r12], #8
|
||||||
|
ldcl p1, cr14, [r12], #8
|
||||||
|
ldcl p1, cr15, [r12], #8
|
||||||
|
#endif
|
||||||
|
|
||||||
|
movs r0, r1 /* get the return value in place */
|
||||||
|
moveq r0, #1 /* can't let setjmp() return zero! */
|
||||||
|
bx lr
|
||||||
|
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#elif defined(__riscv)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
/*
|
||||||
|
* Internal __jmp_buf layout
|
||||||
|
* riscv-asm: https://github.com/riscv/riscv-asm-manual/blob/master/riscv-asm.md
|
||||||
|
*/
|
||||||
|
#define JB_SP 0 /* A0, SP, Stack pointer */
|
||||||
|
#define JB_RA 1 /* RA, Return address */
|
||||||
|
#define JB_FP 2 /* FP/S0 Frame pointer */
|
||||||
|
#define JB_S1 3 /* S1 Saved register*/
|
||||||
|
#define JB_S2 4 /* S2-S11, Saved register */
|
||||||
|
#define JB_S3 5 /* S2-S11, Saved register */
|
||||||
|
#define JB_S4 6 /* S2-S11, Saved register */
|
||||||
|
#define JB_S5 7 /* S2-S11, Saved register */
|
||||||
|
#define JB_S6 8 /* S2-S11, Saved register */
|
||||||
|
#define JB_S7 9 /* S2-S11, Saved register */
|
||||||
|
#define JB_S8 10 /* S2-S11, Saved register */
|
||||||
|
#define JB_S9 11 /* S2-S11, Saved register */
|
||||||
|
#define JB_S10 12 /* S2-S11, Saved register */
|
||||||
|
#define JB_S11 13 /* S2-S11, Saved register */
|
||||||
|
|
||||||
|
|
||||||
|
.file "md_linux.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/RISC-V#Register_sets */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_save:
|
||||||
|
sd sp, JB_SP * 8(a0)
|
||||||
|
sd ra, JB_RA * 8(a0)
|
||||||
|
sd s0, JB_FP * 8(a0)
|
||||||
|
sd s1, JB_S1 * 8(a0)
|
||||||
|
sd s2, JB_S2 * 8(a0)
|
||||||
|
sd s3, JB_S3 * 8(a0)
|
||||||
|
sd s4, JB_S4 * 8(a0)
|
||||||
|
sd s5, JB_S5 * 8(a0)
|
||||||
|
sd s6, JB_S6 * 8(a0)
|
||||||
|
sd s7, JB_S7 * 8(a0)
|
||||||
|
sd s8, JB_S8 * 8(a0)
|
||||||
|
sd s9, JB_S9 * 8(a0)
|
||||||
|
sd s10, JB_S10 * 8(a0)
|
||||||
|
sd s11, JB_S11 * 8(a0)
|
||||||
|
li a0, 0
|
||||||
|
jr ra
|
||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
ld sp, JB_SP * 8(a0)
|
||||||
|
ld ra, JB_RA * 8(a0)
|
||||||
|
ld s0, JB_FP * 8(a0)
|
||||||
|
ld s1, JB_S1 * 8(a0)
|
||||||
|
ld s2, JB_S2 * 8(a0)
|
||||||
|
ld s3, JB_S3 * 8(a0)
|
||||||
|
ld s4, JB_S4 * 8(a0)
|
||||||
|
ld s5, JB_S5 * 8(a0)
|
||||||
|
ld s6, JB_S6 * 8(a0)
|
||||||
|
ld s7, JB_S7 * 8(a0)
|
||||||
|
ld s8, JB_S8 * 8(a0)
|
||||||
|
ld s9, JB_S9 * 8(a0)
|
||||||
|
ld s10, JB_S10 * 8(a0)
|
||||||
|
ld s11, JB_S11 * 8(a0)
|
||||||
|
li a0, 1
|
||||||
|
jr ra
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#elif defined(__mips64)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
/* For MIPS64, see https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MIPS_Architecture_MIPS64_InstructionSet_%20AFP_P_MD00087_06.05.pdf */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Internal __jmp_buf layout
|
||||||
|
*/
|
||||||
|
#define JB_SP 0 /* Stack pointer */
|
||||||
|
#define JB_RA 11 /* Return address */
|
||||||
|
#define JB_GP 1 /* Global pointer */
|
||||||
|
#define JB_S0 3 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S1 4 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S2 5 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S3 6 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S4 7 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S5 8 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S6 9 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S7 10 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_FP 2 /* FP/S8 Frame pointer */
|
||||||
|
|
||||||
|
.file "md_linux.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_save:
|
||||||
|
sd $sp, 0($a0) /* Save sp to env[0], *(long*)($a0+ 0) =sp */
|
||||||
|
sd $ra, 8($a0) /* Save ra to env[1], *(long*)($a0+ 8)=ra, the return address, https://chortle.ccsu.edu/AssemblyTutorial/Chapter-26/ass26_4.html */
|
||||||
|
sd $gp, 16($a0) /* Save gp to env[2], *(long*)($a0+16) =gp */
|
||||||
|
sd $s0, 24($a0) /* Save s0 to env[3], *(long*)($a0+24)=s0 */
|
||||||
|
sd $s1, 32($a0) /* Save s1 to env[4], *(long*)($a0+32)=s1 */
|
||||||
|
sd $s2, 40($a0) /* Save s2 to env[5], *(long*)($a0+40)=s2 */
|
||||||
|
sd $s3, 48($a0) /* Save s3 to env[6], *(long*)($a0+48)=s3 */
|
||||||
|
sd $s4, 56($a0) /* Save s4 to env[7], *(long*)($a0+56)=s4 */
|
||||||
|
sd $s5, 64($a0) /* Save s5 to env[8], *(long*)($a0+64)=s5 */
|
||||||
|
sd $s6, 72($a0) /* Save s6 to env[9], *(long*)($a0+72)=s6 */
|
||||||
|
sd $s7, 80($a0) /* Save s7 to env[10], *(long*)($a0+80)=s7 */
|
||||||
|
sd $fp, 88($a0) /* Save fp to env[11], *(long*)($a0+88) =fp */
|
||||||
|
li $v0, 0 /* Set return value to 0 */
|
||||||
|
jr $ra /* Return */
|
||||||
|
|
||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
ld $sp, 0($a0) /* Load sp from env[0], sp=*(long*)($a0+ 0) */
|
||||||
|
ld $ra, 8($a0) /* Load sp from env[1], ra=*(long*)($a0+ 8), the saved return address */
|
||||||
|
ld $gp, 16($a0) /* Load sp from env[2], gp=*(long*)($a0+16) */
|
||||||
|
ld $s0, 24($a0) /* Load sp from env[3], s0=*(long*)($a0+24) */
|
||||||
|
ld $s1, 32($a0) /* Load sp from env[4], s1=*(long*)($a0+32) */
|
||||||
|
ld $s2, 40($a0) /* Load sp from env[5], s2=*(long*)($a0+40) */
|
||||||
|
ld $s3, 48($a0) /* Load sp from env[6], s3=*(long*)($a0+48) */
|
||||||
|
ld $s4, 56($a0) /* Load sp from env[7], s4=*(long*)($a0+56) */
|
||||||
|
ld $s5, 64($a0) /* Load sp from env[8], s5=*(long*)($a0+64) */
|
||||||
|
ld $s6, 72($a0) /* Load sp from env[9], s6=*(long*)($a0+72) */
|
||||||
|
ld $s7, 80($a0) /* Load sp from env[10], s7=*(long*)($a0+80) */
|
||||||
|
ld $fp, 88($a0) /* Load sp from env[2], fp=*(long*)($a0+88) */
|
||||||
|
li $v0, 1 /* Set return value to 1 */
|
||||||
|
jr $ra /* Return to the saved return address */
|
||||||
|
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#elif defined(__mips__)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
/* For MIPS32, see https://s3-eu-west-1.amazonaws.com/downloads-mips/documents/MD00565-2B-MIPS32-QRC-01.01.pdf */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Internal __jmp_buf layout
|
||||||
|
*/
|
||||||
|
#define JB_SP 0 /* Stack pointer */
|
||||||
|
#define JB_RA 11 /* Return address */
|
||||||
|
#define JB_GP 1 /* Global pointer */
|
||||||
|
#define JB_S0 3 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S1 4 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S2 5 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S3 6 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S4 7 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S5 8 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S6 9 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_S7 10 /* S0-S7, Saved temporaries */
|
||||||
|
#define JB_FP 2 /* FP/S8 Frame pointer */
|
||||||
|
|
||||||
|
.file "md_linux.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $a0, https://en.wikipedia.org/wiki/MIPS_architecture#Calling_conventions */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_save:
|
||||||
|
sw $sp, 0($a0) /* Save sp to env[0], *(long*)($a0+0) =sp */
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||||||
|
sw $ra, 4($a0) /* Save ra to env[1], *(long*)($a0+4)=ra, the return address, https://chortle.ccsu.edu/AssemblyTutorial/Chapter-26/ass26_4.html */
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||||||
|
sw $gp, 8($a0) /* Save gp to env[2], *(long*)($a0+8) =gp */
|
||||||
|
sw $s0, 12($a0) /* Save s0 to env[3], *(long*)($a0+12)=s0 */
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||||||
|
sw $s1, 16($a0) /* Save s1 to env[4], *(long*)($a0+16)=s1 */
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||||||
|
sw $s2, 20($a0) /* Save s2 to env[5], *(long*)($a0+20)=s2 */
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||||||
|
sw $s3, 24($a0) /* Save s3 to env[6], *(long*)($a0+24)=s3 */
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||||||
|
sw $s4, 28($a0) /* Save s4 to env[7], *(long*)($a0+28)=s4 */
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||||||
|
sw $s5, 32($a0) /* Save s5 to env[8], *(long*)($a0+32)=s5 */
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||||||
|
sw $s6, 36($a0) /* Save s6 to env[9], *(long*)($a0+36)=s6 */
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||||||
|
sw $s7, 40($a0) /* Save s7 to env[10], *(long*)($a0+40)=s7 */
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||||||
|
sw $fp, 44($a0) /* Save fp to env[11], *(long*)($a0+44) =fp */
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||||||
|
li $v0, 0 /* Set return value to 0 */
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|
jr $ra /* Return */
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||||||
|
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||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
lw $sp, 0($a0) /* Load sp from env[0], sp=*(long*)($a0+0) */
|
||||||
|
lw $ra, 4($a0) /* Load sp from env[1], ra=*(long*)($a0+4), the saved return address */
|
||||||
|
lw $gp, 8($a0) /* Load sp from env[2], gp=*(long*)($a0+8) */
|
||||||
|
lw $s0, 12($a0) /* Load sp from env[3], s0=*(long*)($a0+12) */
|
||||||
|
lw $s1, 16($a0) /* Load sp from env[4], s1=*(long*)($a0+16) */
|
||||||
|
lw $s2, 20($a0) /* Load sp from env[5], s2=*(long*)($a0+20) */
|
||||||
|
lw $s3, 24($a0) /* Load sp from env[6], s3=*(long*)($a0+24) */
|
||||||
|
lw $s4, 28($a0) /* Load sp from env[7], s4=*(long*)($a0+28) */
|
||||||
|
lw $s5, 32($a0) /* Load sp from env[8], s5=*(long*)($a0+32) */
|
||||||
|
lw $s6, 36($a0) /* Load sp from env[9], s6=*(long*)($a0+36) */
|
||||||
|
lw $s7, 40($a0) /* Load sp from env[10], s7=*(long*)($a0+40) */
|
||||||
|
lw $fp, 44($a0) /* Load sp from env[2], fp=*(long*)($a0+44) */
|
||||||
|
li $v0, 1 /* Set return value to 1 */
|
||||||
|
jr $ra /* Return to the saved return address */
|
||||||
|
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#elif defined(__loongarch64)
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Internal __jmp_buf layout
|
||||||
|
*/
|
||||||
|
#define JB_SP 0 /* R3, SP, Stack pointer */
|
||||||
|
#define JB_RA 1 /* R1, RA, Return address */
|
||||||
|
#define JB_FP 2 /* FP/R22 Frame pointer */
|
||||||
|
#define JB_S0 3 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S1 4 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S2 5 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S3 6 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S4 7 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S5 8 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S6 9 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S7 10 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
#define JB_S8 11 /* R23-R31, S0-S8, Subroutine register variable */
|
||||||
|
|
||||||
|
.file "md_linux.S"
|
||||||
|
.text
|
||||||
|
|
||||||
|
/* _st_md_cxt_save(__jmp_buf env) */ /* The env is $r4, https://github.com/ossrs/state-threads/issues/24#porting */
|
||||||
|
.globl _st_md_cxt_save
|
||||||
|
.type _st_md_cxt_save, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_save:
|
||||||
|
st.d $r3, $r4, 0 /* Save sp to env[0], *(long*)($r4+0) = sp */
|
||||||
|
st.d $r1, $r4, 8 /* Save ra to env[1], *(long*)($r4+8) = r1 */
|
||||||
|
st.d $r22, $r4, 16 /* Save fp to env[2], *(long*)($r4+16) = r22 */
|
||||||
|
st.d $r23, $r4, 24 /* Save r23 to env[3], *(long*)($r4+24) = r23 */
|
||||||
|
st.d $r24, $r4, 32 /* Save r24 to env[4], *(long*)($r4+32) = r24 */
|
||||||
|
st.d $r25, $r4, 40 /* Save r25 to env[5], *(long*)($r4+40) = r25 */
|
||||||
|
st.d $r26, $r4, 48 /* Save r26 to env[6], *(long*)($r4+48) = r26 */
|
||||||
|
st.d $r27, $r4, 56 /* Save r27 to env[7], *(long*)($r4+56) = r27 */
|
||||||
|
st.d $r28, $r4, 64 /* Save r28 to env[8], *(long*)($r4+64) = r28 */
|
||||||
|
st.d $r29, $r4, 72 /* Save r29 to env[9], *(long*)($r4+72) = r29 */
|
||||||
|
st.d $r30, $r4, 80 /* Save r30 to env[10], *(long*)($r4+80) = r30 */
|
||||||
|
st.d $r31, $r4, 88 /* Save r31 to env[11], *(long*)($r4+88) = r31 */
|
||||||
|
addi.w $r12, $r0, 0 /* Set return value to 0 */
|
||||||
|
move $r4, $r12 /* Set return value to 0 */
|
||||||
|
jirl $r0, $r1, 0 /* Return */
|
||||||
|
|
||||||
|
.size _st_md_cxt_save, .-_st_md_cxt_save
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
/* _st_md_cxt_restore(__jmp_buf env, int val) */
|
||||||
|
.globl _st_md_cxt_restore
|
||||||
|
.type _st_md_cxt_restore, %function
|
||||||
|
.align 2
|
||||||
|
_st_md_cxt_restore:
|
||||||
|
ld.d $r3, $r4, 0 /* Load sp from env[0], sp=*(long*)($r4+0) */
|
||||||
|
ld.d $r1, $r4, 8 /* Load ra from env[1], r1=*(long*)($r4+8) */
|
||||||
|
ld.d $r22, $r4, 16 /* Load fp from env[2], r22=*(long*)($r4+16) */
|
||||||
|
ld.d $r23, $r4, 24 /* Load r23 from env[3], r23=*(long*)($r4+24) */
|
||||||
|
ld.d $r24, $r4, 32 /* Load r24 from env[4], r24=*(long*)($r4+32) */
|
||||||
|
ld.d $r25, $r4, 40 /* Load r25 from env[5], r25=*(long*)($r4+40) */
|
||||||
|
ld.d $r26, $r4, 48 /* Load r26 from env[6], r26=*(long*)($r4+48) */
|
||||||
|
ld.d $r27, $r4, 56 /* Load r27 from env[7], r27=*(long*)($r4+56) */
|
||||||
|
ld.d $r28, $r4, 64 /* Load r28 from env[8], r28=*(long*)($r4+64) */
|
||||||
|
ld.d $r29, $r4, 72 /* Load r29 from env[9], r29=*(long*)($r4+72) */
|
||||||
|
ld.d $r30, $r4, 80 /* Load r30 from env[10], r30=*(long*)($r4+80) */
|
||||||
|
ld.d $r31, $r4, 88 /* Load r31 from env[11], r31=*(long*)($r4+88) */
|
||||||
|
addi.w $r12, $r0, 1 /* Set return value to 1 */
|
||||||
|
move $r4, $r12 /* Set return value to 1 */
|
||||||
|
jirl $r0, $r1, 0 /* Return to the saved return address */
|
||||||
|
|
||||||
|
.size _st_md_cxt_restore, .-_st_md_cxt_restore
|
||||||
|
|
||||||
|
/****************************************************************/
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
Reference in a new issue