diff options
Diffstat (limited to 'src/runtime/asm_amd64.s')
| -rw-r--r-- | src/runtime/asm_amd64.s | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/src/runtime/asm_amd64.s b/src/runtime/asm_amd64.s index 2d8f4c2412..2083ecb53e 100644 --- a/src/runtime/asm_amd64.s +++ b/src/runtime/asm_amd64.s @@ -277,7 +277,6 @@ TEXT gogo<>(SB), NOSPLIT, $0 // Switch to m->g0's stack, call fn(g). // Fn must never return. It should gogo(&g->sched) // to keep running g. -#ifdef GOEXPERIMENT_regabiargs TEXT runtime·mcall<ABIInternal>(SB), NOSPLIT, $0-8 MOVQ AX, DX // DX = fn @@ -306,38 +305,6 @@ goodm: POPQ AX JMP runtime·badmcall2(SB) RET -#else -TEXT runtime·mcall(SB), NOSPLIT, $0-8 - MOVQ fn+0(FP), DI - - get_tls(CX) - MOVQ g(CX), AX // save state in g->sched - MOVQ 0(SP), BX // caller's PC - MOVQ BX, (g_sched+gobuf_pc)(AX) - LEAQ fn+0(FP), BX // caller's SP - MOVQ BX, (g_sched+gobuf_sp)(AX) - MOVQ BP, (g_sched+gobuf_bp)(AX) - - // switch to m->g0 & its stack, call fn - MOVQ g(CX), BX - MOVQ g_m(BX), BX - MOVQ m_g0(BX), SI - CMPQ SI, AX // if g == m->g0 call badmcall - JNE 3(PC) - MOVQ $runtime·badmcall(SB), AX - JMP AX - MOVQ SI, g(CX) // g = m->g0 - MOVQ SI, R14 // set the g register - MOVQ (g_sched+gobuf_sp)(SI), SP // sp = m->g0->sched.sp - PUSHQ AX - MOVQ DI, DX - MOVQ 0(DI), DI - CALL DI - POPQ AX - MOVQ $runtime·badmcall2(SB), AX - JMP AX - RET -#endif // systemstack_switch is a dummy routine that systemstack leaves at the bottom // of the G stack. We need to distinguish the routine that @@ -465,7 +432,6 @@ TEXT runtime·morestack_noctxt(SB),NOSPLIT,$0 MOVL $0, DX JMP runtime·morestack(SB) -#ifdef GOEXPERIMENT_regabireflect // spillArgs stores return values from registers to a *internal/abi.RegArgs in R12. TEXT ·spillArgs(SB),NOSPLIT,$0-0 MOVQ AX, 0(R12) @@ -521,15 +487,6 @@ TEXT ·unspillArgs(SB),NOSPLIT,$0-0 MOVQ 176(R12), X13 MOVQ 184(R12), X14 RET -#else -// spillArgs stores return values from registers to a pointer in R12. -TEXT ·spillArgs(SB),NOSPLIT,$0-0 - RET - -// unspillArgs loads args into registers from a pointer in R12. -TEXT ·unspillArgs(SB),NOSPLIT,$0-0 - RET -#endif // reflectcall: call a function with the given argument list // func call(stackArgsType *_type, f *FuncVal, stackArgs *byte, stackArgsSize, stackRetOffset, frameSize uint32, regArgs *abi.RegArgs). @@ -988,61 +945,34 @@ done: // func memhash(p unsafe.Pointer, h, s uintptr) uintptr // hash function using AES hardware instructions TEXT runtime·memhash<ABIInternal>(SB),NOSPLIT,$0-32 -#ifdef GOEXPERIMENT_regabiargs // AX = ptr to data // BX = seed // CX = size -#endif CMPB runtime·useAeshash(SB), $0 JEQ noaes -#ifndef GOEXPERIMENT_regabiargs - MOVQ p+0(FP), AX // ptr to data - MOVQ s+16(FP), CX // size - LEAQ ret+24(FP), DX -#endif JMP aeshashbody<>(SB) noaes: JMP runtime·memhashFallback<ABIInternal>(SB) // func strhash(p unsafe.Pointer, h uintptr) uintptr TEXT runtime·strhash<ABIInternal>(SB),NOSPLIT,$0-24 -#ifdef GOEXPERIMENT_regabiargs // AX = ptr to string struct // BX = seed -#endif CMPB runtime·useAeshash(SB), $0 JEQ noaes -#ifndef GOEXPERIMENT_regabiargs - MOVQ p+0(FP), AX // ptr to string struct -#endif MOVQ 8(AX), CX // length of string MOVQ (AX), AX // string data -#ifndef GOEXPERIMENT_regabiargs - LEAQ ret+16(FP), DX -#endif JMP aeshashbody<>(SB) noaes: JMP runtime·strhashFallback<ABIInternal>(SB) // AX: data -#ifdef GOEXPERIMENT_regabiargs // BX: hash seed -#else -// h+8(FP): hash seed -#endif // CX: length -#ifdef GOEXPERIMENT_regabiargs // At return: AX = return value -#else -// DX: address to put return value -#endif TEXT aeshashbody<>(SB),NOSPLIT,$0-0 // Fill an SSE register with our seeds. -#ifdef GOEXPERIMENT_regabiargs MOVQ BX, X0 // 64 bits of per-table hash seed -#else - MOVQ h+8(FP), X0 // 64 bits of per-table hash seed -#endif PINSRW $4, CX, X0 // 16 bits of length PSHUFHW $0, X0, X0 // repeat length 4 times total MOVO X0, X1 // save unscrambled seed @@ -1079,11 +1009,7 @@ final1: AESENC X1, X1 // scramble combo 3 times AESENC X1, X1 AESENC X1, X1 -#ifdef GOEXPERIMENT_regabiargs MOVQ X1, AX // return X1 -#else - MOVQ X1, (DX) -#endif RET endofpage: @@ -1099,11 +1025,7 @@ endofpage: aes0: // Return scrambled input seed AESENC X0, X0 -#ifdef GOEXPERIMENT_regabiargs MOVQ X0, AX // return X0 -#else - MOVQ X0, (DX) -#endif RET aes16: @@ -1133,11 +1055,7 @@ aes17to32: // combine results PXOR X3, X2 -#ifdef GOEXPERIMENT_regabiargs MOVQ X2, AX // return X2 -#else - MOVQ X2, (DX) -#endif RET aes33to64: @@ -1179,11 +1097,7 @@ aes33to64: PXOR X6, X4 PXOR X7, X5 PXOR X5, X4 -#ifdef GOEXPERIMENT_regabiargs MOVQ X4, AX // return X4 -#else - MOVQ X4, (DX) -#endif RET aes65to128: @@ -1267,11 +1181,7 @@ aes65to128: PXOR X9, X8 // X15 must be zero on return PXOR X15, X15 -#ifdef GOEXPERIMENT_regabiargs MOVQ X8, AX // return X8 -#else - MOVQ X8, (DX) -#endif RET aes129plus: @@ -1389,37 +1299,22 @@ aesloop: PXOR X9, X8 // X15 must be zero on return PXOR X15, X15 -#ifdef GOEXPERIMENT_regabiargs MOVQ X8, AX // return X8 -#else - MOVQ X8, (DX) -#endif RET // func memhash32(p unsafe.Pointer, h uintptr) uintptr // ABIInternal for performance. TEXT runtime·memhash32<ABIInternal>(SB),NOSPLIT,$0-24 -#ifdef GOEXPERIMENT_regabiargs // AX = ptr to data // BX = seed -#endif CMPB runtime·useAeshash(SB), $0 JEQ noaes -#ifdef GOEXPERIMENT_regabiargs MOVQ BX, X0 // X0 = seed -#else - MOVQ p+0(FP), AX // ptr to data - MOVQ h+8(FP), X0 // seed -#endif PINSRD $2, (AX), X0 // data AESENC runtime·aeskeysched+0(SB), X0 AESENC runtime·aeskeysched+16(SB), X0 AESENC runtime·aeskeysched+32(SB), X0 -#ifdef GOEXPERIMENT_regabiargs MOVQ X0, AX // return X0 -#else - MOVQ X0, ret+16(FP) -#endif RET noaes: JMP runtime·memhash32Fallback<ABIInternal>(SB) @@ -1427,28 +1322,16 @@ noaes: // func memhash64(p unsafe.Pointer, h uintptr) uintptr // ABIInternal for performance. TEXT runtime·memhash64<ABIInternal>(SB),NOSPLIT,$0-24 -#ifdef GOEXPERIMENT_regabiargs // AX = ptr to data // BX = seed -#else -#endif CMPB runtime·useAeshash(SB), $0 JEQ noaes -#ifdef GOEXPERIMENT_regabiargs MOVQ BX, X0 // X0 = seed -#else - MOVQ p+0(FP), AX // ptr to data - MOVQ h+8(FP), X0 // seed -#endif PINSRQ $1, (AX), X0 // data AESENC runtime·aeskeysched+0(SB), X0 AESENC runtime·aeskeysched+16(SB), X0 AESENC runtime·aeskeysched+32(SB), X0 -#ifdef GOEXPERIMENT_regabiargs MOVQ X0, AX // return X0 -#else - MOVQ X0, ret+16(FP) -#endif RET noaes: JMP runtime·memhash64Fallback<ABIInternal>(SB) @@ -1925,146 +1808,61 @@ TEXT runtime·debugCallPanicked(SB),NOSPLIT,$16-16 // The tail call makes these stubs disappear in backtraces. // Defined as ABIInternal since they do not use the stack-based Go ABI. TEXT runtime·panicIndex<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicIndex<ABIInternal>(SB) TEXT runtime·panicIndexU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicIndexU<ABIInternal>(SB) TEXT runtime·panicSliceAlen<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSliceAlen<ABIInternal>(SB) TEXT runtime·panicSliceAlenU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSliceAlenU<ABIInternal>(SB) TEXT runtime·panicSliceAcap<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSliceAcap<ABIInternal>(SB) TEXT runtime·panicSliceAcapU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSliceAcapU<ABIInternal>(SB) TEXT runtime·panicSliceB<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicSliceB<ABIInternal>(SB) TEXT runtime·panicSliceBU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicSliceBU<ABIInternal>(SB) TEXT runtime·panicSlice3Alen<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ DX, AX -#else - MOVQ DX, x+0(FP) - MOVQ BX, y+8(FP) -#endif JMP runtime·goPanicSlice3Alen<ABIInternal>(SB) TEXT runtime·panicSlice3AlenU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ DX, AX -#else - MOVQ DX, x+0(FP) - MOVQ BX, y+8(FP) -#endif JMP runtime·goPanicSlice3AlenU<ABIInternal>(SB) TEXT runtime·panicSlice3Acap<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ DX, AX -#else - MOVQ DX, x+0(FP) - MOVQ BX, y+8(FP) -#endif JMP runtime·goPanicSlice3Acap<ABIInternal>(SB) TEXT runtime·panicSlice3AcapU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ DX, AX -#else - MOVQ DX, x+0(FP) - MOVQ BX, y+8(FP) -#endif JMP runtime·goPanicSlice3AcapU<ABIInternal>(SB) TEXT runtime·panicSlice3B<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSlice3B<ABIInternal>(SB) TEXT runtime·panicSlice3BU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, AX MOVQ DX, BX -#else - MOVQ CX, x+0(FP) - MOVQ DX, y+8(FP) -#endif JMP runtime·goPanicSlice3BU<ABIInternal>(SB) TEXT runtime·panicSlice3C<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicSlice3C<ABIInternal>(SB) TEXT runtime·panicSlice3CU<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ CX, BX -#else - MOVQ AX, x+0(FP) - MOVQ CX, y+8(FP) -#endif JMP runtime·goPanicSlice3CU<ABIInternal>(SB) TEXT runtime·panicSliceConvert<ABIInternal>(SB),NOSPLIT,$0-16 -#ifdef GOEXPERIMENT_regabiargs MOVQ DX, AX -#else - MOVQ DX, x+0(FP) - MOVQ BX, y+8(FP) -#endif JMP runtime·goPanicSliceConvert<ABIInternal>(SB) #ifdef GOOS_android |