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18 lines
1.7 KiB
LLVM
18 lines
1.7 KiB
LLVM
; RUN: llc < %s -march=x86
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
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target triple = "i386-pc-linux-gnu"
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define void @dct_unquantize_h263_intra_mmx(i16* %block, i32 %n, i32 %qscale) nounwind {
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entry:
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%tmp1 = shl i32 %qscale, 1 ; <i32> [#uses=1]
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br i1 false, label %bb46, label %bb59
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bb46: ; preds = %entry
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ret void
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bb59: ; preds = %entry
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tail call void asm sideeffect "movd $1, %mm6 \0A\09packssdw %mm6, %mm6 \0A\09packssdw %mm6, %mm6 \0A\09movd $2, %mm5 \0A\09pxor %mm7, %mm7 \0A\09packssdw %mm5, %mm5 \0A\09packssdw %mm5, %mm5 \0A\09psubw %mm5, %mm7 \0A\09pxor %mm4, %mm4 \0A\09.align 1<<4\0A\091: \0A\09movq ($0, $3), %mm0 \0A\09movq 8($0, $3), %mm1 \0A\09pmullw %mm6, %mm0 \0A\09pmullw %mm6, %mm1 \0A\09movq ($0, $3), %mm2 \0A\09movq 8($0, $3), %mm3 \0A\09pcmpgtw %mm4, %mm2 \0A\09pcmpgtw %mm4, %mm3 \0A\09pxor %mm2, %mm0 \0A\09pxor %mm3, %mm1 \0A\09paddw %mm7, %mm0 \0A\09paddw %mm7, %mm1 \0A\09pxor %mm0, %mm2 \0A\09pxor %mm1, %mm3 \0A\09pcmpeqw %mm7, %mm0 \0A\09pcmpeqw %mm7, %mm1 \0A\09pandn %mm2, %mm0 \0A\09pandn %mm3, %mm1 \0A\09movq %mm0, ($0, $3) \0A\09movq %mm1, 8($0, $3) \0A\09add $$16, $3 \0A\09jng 1b \0A\09", "r,imr,imr,r,~{dirflag},~{fpsr},~{flags},~{memory}"( i16* null, i32 %tmp1, i32 0, i32 0 ) nounwind
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ret void
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}
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