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Remove obsolete non-truncating number to integer conversions.

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This commit is contained in:
Mike Pall
2013-02-22 20:39:25 +01:00
parent fdc0ce8deb
commit b359ce804b
12 changed files with 31 additions and 55 deletions
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10
src/vm_x86.dasc
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@@ -1622,7 +1622,7 @@ static void build_subroutines(BuildCtx *ctx)
| movsd xmm0, qword [BASE+8]
| sseconst_1 xmm1, RBa
| addsd xmm0, xmm1
| cvtsd2si RD, xmm0
| cvttsd2si RD, xmm0
| movsd qword [BASE-8], xmm0
|.endif
| mov TAB:RB, [BASE]
@@ -1975,7 +1975,7 @@ static void build_subroutines(BuildCtx *ctx)
| movsd xmm0, qword [BASE]
| call ->vm_ .. func .. _sse
|.if DUALNUM
| cvtsd2si RB, xmm0
| cvttsd2si RB, xmm0
| cmp RB, 0x80000000
| jne ->fff_resi
| cvtsi2sd xmm1, RB
@@ -2968,7 +2968,7 @@ static void build_subroutines(BuildCtx *ctx)
|// Args in xmm0/xmm1. Ret in xmm0. xmm0-xmm2 and RC (eax) modified.
|// Needs 16 byte scratch area for x86. Also called from JIT code.
|->vm_pow_sse:
| cvtsd2si eax, xmm1
| cvttsd2si eax, xmm1
| cvtsi2sd xmm2, eax
| ucomisd xmm1, xmm2
| jnz >8 // Branch for FP exponents.
@@ -4376,7 +4376,7 @@ static void build_ins(BuildCtx *ctx, BCOp op, int defop)
| // Convert number to int and back and compare.
| checknum RC, >5
| movsd xmm0, qword [BASE+RC*8]
| cvtsd2si RC, xmm0
| cvttsd2si RC, xmm0
| cvtsi2sd xmm1, RC
| ucomisd xmm0, xmm1
| jne ->vmeta_tgetv // Generic numeric key? Use fallback.
@@ -4516,7 +4516,7 @@ static void build_ins(BuildCtx *ctx, BCOp op, int defop)
| // Convert number to int and back and compare.
| checknum RC, >5
| movsd xmm0, qword [BASE+RC*8]
| cvtsd2si RC, xmm0
| cvttsd2si RC, xmm0
| cvtsi2sd xmm1, RC
| ucomisd xmm0, xmm1
| jne ->vmeta_tsetv // Generic numeric key? Use fallback.