diff options
Diffstat (limited to 'src/runtime/asm_ppc64x.s')
| -rw-r--r-- | src/runtime/asm_ppc64x.s | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/src/runtime/asm_ppc64x.s b/src/runtime/asm_ppc64x.s index a789d041e4..5dc96c5947 100644 --- a/src/runtime/asm_ppc64x.s +++ b/src/runtime/asm_ppc64x.s @@ -503,34 +503,6 @@ again: OR R6, R6, R6 // Set PPR priority back to medium-low RET -// void jmpdefer(fv, sp); -// called from deferreturn. -// 1. grab stored LR for caller -// 2. sub 8 bytes to get back to either nop or toc reload before deferreturn -// 3. BR to fn -// When dynamically linking Go, it is not sufficient to rewind to the BL -// deferreturn -- we might be jumping between modules and so we need to reset -// the TOC pointer in r2. To do this, codegen inserts MOVD 24(R1), R2 *before* -// the BL deferreturn and jmpdefer rewinds to that. -TEXT runtime·jmpdefer(SB), NOSPLIT|NOFRAME, $0-16 - MOVD 0(R1), R31 - SUB $8, R31 - MOVD R31, LR - - MOVD fv+0(FP), R11 - MOVD argp+8(FP), R1 - SUB $FIXED_FRAME, R1 -#ifdef GOOS_aix - // AIX won't trigger a SIGSEGV if R11 = nil - // So it manually triggers it - CMP R0, R11 - BNE 2(PC) - MOVD R0, 0(R0) -#endif - MOVD 0(R11), R12 - MOVD R12, CTR - BR (CTR) - // Save state of caller into g->sched, // but using fake PC from systemstack_switch. // Must only be called from functions with no locals ($0) |