diff options
Diffstat (limited to 'src/runtime/asm_386.s')
| -rw-r--r-- | src/runtime/asm_386.s | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/src/runtime/asm_386.s b/src/runtime/asm_386.s index b4b81d739..501e64b09 100644 --- a/src/runtime/asm_386.s +++ b/src/runtime/asm_386.s @@ -486,11 +486,11 @@ TEXT runtime·cas64(SB), NOSPLIT, $0-21 MOVL new_hi+16(FP), CX LOCK CMPXCHG8B 0(BP) - JNZ cas64_fail + JNZ fail MOVL $1, AX MOVB AX, ret+20(FP) RET -cas64_fail: +fail: MOVL $0, AX MOVB AX, ret+20(FP) RET @@ -502,7 +502,7 @@ cas64_fail: // return 1; // }else // return 0; -TEXT runtime·casp(SB), NOSPLIT, $0-13 +TEXT runtime·casp1(SB), NOSPLIT, $0-13 MOVL ptr+0(FP), BX MOVL old+4(FP), AX MOVL new+8(FP), CX @@ -537,7 +537,7 @@ TEXT runtime·xchg(SB), NOSPLIT, $0-12 MOVL AX, ret+8(FP) RET -TEXT runtime·xchgp(SB), NOSPLIT, $0-12 +TEXT runtime·xchgp1(SB), NOSPLIT, $0-12 MOVL ptr+0(FP), BX MOVL new+4(FP), AX XCHGL AX, 0(BX) @@ -555,7 +555,7 @@ again: JNZ again RET -TEXT runtime·atomicstorep(SB), NOSPLIT, $0-8 +TEXT runtime·atomicstorep1(SB), NOSPLIT, $0-8 MOVL ptr+0(FP), BX MOVL val+4(FP), AX XCHGL AX, 0(BX) @@ -1356,29 +1356,29 @@ TEXT strings·IndexByte(SB),NOSPLIT,$0 // AX = 1/0/-1 TEXT runtime·cmpbody(SB),NOSPLIT,$0-0 CMPL SI, DI - JEQ cmp_allsame + JEQ allsame CMPL BX, DX MOVL DX, BP CMOVLLT BX, BP // BP = min(alen, blen) CMPL BP, $4 - JB cmp_small + JB small TESTL $0x4000000, runtime·cpuid_edx(SB) // check for sse2 - JE cmp_mediumloop -cmp_largeloop: + JE mediumloop +largeloop: CMPL BP, $16 - JB cmp_mediumloop + JB mediumloop MOVOU (SI), X0 MOVOU (DI), X1 PCMPEQB X0, X1 PMOVMSKB X1, AX XORL $0xffff, AX // convert EQ to NE - JNE cmp_diff16 // branch if at least one byte is not equal + JNE diff16 // branch if at least one byte is not equal ADDL $16, SI ADDL $16, DI SUBL $16, BP - JMP cmp_largeloop + JMP largeloop -cmp_diff16: +diff16: BSFL AX, BX // index of first byte that differs XORL AX, AX MOVB (SI)(BX*1), CX @@ -1387,25 +1387,25 @@ cmp_diff16: LEAL -1(AX*2), AX // convert 1/0 to +1/-1 RET -cmp_mediumloop: +mediumloop: CMPL BP, $4 - JBE cmp_0through4 + JBE _0through4 MOVL (SI), AX MOVL (DI), CX CMPL AX, CX - JNE cmp_diff4 + JNE diff4 ADDL $4, SI ADDL $4, DI SUBL $4, BP - JMP cmp_mediumloop + JMP mediumloop -cmp_0through4: +_0through4: MOVL -4(SI)(BP*1), AX MOVL -4(DI)(BP*1), CX CMPL AX, CX - JEQ cmp_allsame + JEQ allsame -cmp_diff4: +diff4: BSWAPL AX // reverse order of bytes BSWAPL CX XORL AX, CX // find bit differences @@ -1416,37 +1416,37 @@ cmp_diff4: RET // 0-3 bytes in common -cmp_small: +small: LEAL (BP*8), CX NEGL CX - JEQ cmp_allsame + JEQ allsame // load si CMPB SI, $0xfc - JA cmp_si_high + JA si_high MOVL (SI), SI - JMP cmp_si_finish -cmp_si_high: + JMP si_finish +si_high: MOVL -4(SI)(BP*1), SI SHRL CX, SI -cmp_si_finish: +si_finish: SHLL CX, SI // same for di CMPB DI, $0xfc - JA cmp_di_high + JA di_high MOVL (DI), DI - JMP cmp_di_finish -cmp_di_high: + JMP di_finish +di_high: MOVL -4(DI)(BP*1), DI SHRL CX, DI -cmp_di_finish: +di_finish: SHLL CX, DI BSWAPL SI // reverse order of bytes BSWAPL DI XORL SI, DI // find bit differences - JEQ cmp_allsame + JEQ allsame BSRL DI, CX // index of highest bit difference SHRL CX, SI // move a's bit to bottom ANDL $1, SI // mask bit @@ -1455,7 +1455,7 @@ cmp_di_finish: // all the bytes in common are the same, so we just need // to compare the lengths. -cmp_allsame: +allsame: XORL AX, AX XORL CX, CX CMPL BX, DX |