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| author | Austin Clements <austin@google.com> | 2018-01-25 12:15:23 -0500 |
|---|---|---|
| committer | Austin Clements <austin@google.com> | 2018-02-12 21:41:32 +0000 |
| commit | dfbf568c9f71d5fadfebaa206ab8341168f582d9 (patch) | |
| tree | 4aec4b68c37ebf51c0d6740b68d1a9d9730c772a /src/runtime/asm_mipsx.s | |
| parent | beeabbcb2501c89db48a60681183ad161763db79 (diff) | |
| download | go-dfbf568c9f71d5fadfebaa206ab8341168f582d9.tar.gz go-dfbf568c9f71d5fadfebaa206ab8341168f582d9.zip | |
runtime: use NOFRAME on mips and mips64
This replaces frame size -4/-8 with the NOFRAME flag in mips and
mips64 assembly.
This was automated with:
sed -i -e 's/\(^TEXT.*[A-Z]\),\( *\)\$-[84]/\1|NOFRAME,\2$0/' $(find -name '*_mips*.s')
Plus a manual fix to mkduff.go.
The go binary is identical on both architectures before and after this
change.
Change-Id: I0310384d1a584118c41d1cd3a042bb8ea7227efb
Reviewed-on: https://go-review.googlesource.com/92044
Run-TryBot: Austin Clements <austin@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Diffstat (limited to 'src/runtime/asm_mipsx.s')
| -rw-r--r-- | src/runtime/asm_mipsx.s | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/runtime/asm_mipsx.s b/src/runtime/asm_mipsx.s index bba6a9501d..6a4eb0af25 100644 --- a/src/runtime/asm_mipsx.s +++ b/src/runtime/asm_mipsx.s @@ -92,7 +92,7 @@ TEXT runtime·asminit(SB),NOSPLIT,$0-0 // void gosave(Gobuf*) // save state in Gobuf; setjmp -TEXT runtime·gosave(SB),NOSPLIT,$-4-4 +TEXT runtime·gosave(SB),NOSPLIT|NOFRAME,$0-4 MOVW buf+0(FP), R1 MOVW R29, gobuf_sp(R1) MOVW R31, gobuf_pc(R1) @@ -128,7 +128,7 @@ TEXT runtime·gogo(SB),NOSPLIT,$8-4 // Switch to m->g0's stack, call fn(g). // Fn must never return. It should gogo(&g->sched) // to keep running g. -TEXT runtime·mcall(SB),NOSPLIT,$-4-4 +TEXT runtime·mcall(SB),NOSPLIT|NOFRAME,$0-4 // Save caller state in g->sched MOVW R29, (g_sched+gobuf_sp)(g) MOVW R31, (g_sched+gobuf_pc)(g) @@ -234,7 +234,7 @@ noswitch: // the top of a stack (for example, morestack calling newstack // calling the scheduler calling newm calling gc), so we must // record an argument size. For that purpose, it has no arguments. -TEXT runtime·morestack(SB),NOSPLIT,$-4-0 +TEXT runtime·morestack(SB),NOSPLIT|NOFRAME,$0-0 // Cannot grow scheduler stack (m->g0). MOVW g_m(g), R7 MOVW m_g0(R7), R8 @@ -293,7 +293,7 @@ TEXT runtime·morestack_noctxt(SB),NOSPLIT,$0-0 TEXT reflect·call(SB),NOSPLIT,$0-20 JMP ·reflectcall(SB) -TEXT ·reflectcall(SB),NOSPLIT,$-4-20 +TEXT ·reflectcall(SB),NOSPLIT|NOFRAME,$0-20 MOVW argsize+12(FP), R1 DISPATCH(runtime·call16, 16) @@ -418,7 +418,7 @@ TEXT runtime·jmpdefer(SB),NOSPLIT,$0-8 JMP (R4) // Save state of caller into g->sched. Smashes R1. -TEXT gosave<>(SB),NOSPLIT,$-4 +TEXT gosave<>(SB),NOSPLIT|NOFRAME,$0 MOVW R31, (g_sched+gobuf_pc)(g) MOVW R29, (g_sched+gobuf_sp)(g) MOVW R0, (g_sched+gobuf_lr)(g) @@ -610,7 +610,7 @@ TEXT setg_gcc<>(SB),NOSPLIT,$0 JAL runtime·save_g(SB) RET -TEXT runtime·getcallerpc(SB),NOSPLIT,$-4-4 +TEXT runtime·getcallerpc(SB),NOSPLIT|NOFRAME,$0-4 MOVW 0(R29), R1 // LR saved by caller MOVW R1, ret+0(FP) RET @@ -826,7 +826,7 @@ TEXT runtime·return0(SB),NOSPLIT,$0 // Called from cgo wrappers, this function returns g->m->curg.stack.hi. // Must obey the gcc calling convention. -TEXT _cgo_topofstack(SB),NOSPLIT,$-4 +TEXT _cgo_topofstack(SB),NOSPLIT|NOFRAME,$0 // g (R30), R3 and REGTMP (R23) might be clobbered by load_g. R30 and R23 // are callee-save in the gcc calling convention, so save them. MOVW R23, R8 @@ -846,7 +846,7 @@ TEXT _cgo_topofstack(SB),NOSPLIT,$-4 // The top-most function running on a goroutine // returns to goexit+PCQuantum. -TEXT runtime·goexit(SB),NOSPLIT,$-4-0 +TEXT runtime·goexit(SB),NOSPLIT|NOFRAME,$0-0 NOR R0, R0 // NOP JAL runtime·goexit1(SB) // does not return // traceback from goexit1 must hit code range of goexit |