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b9edd20706
AMD Piledriver builder detected failures. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189754 91177308-0d34-0410-b5e6-96231b3b80d8
54 lines
1.6 KiB
LLVM
54 lines
1.6 KiB
LLVM
; RUN: llc < %s -march=x86-64 -mattr=-bmi | grep "movzbl %[abcd]h," | count 7
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; Use h-register extract and zero-extend.
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define double @foo8(double* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 8
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%t1 = and i64 %t0, 255
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%t2 = getelementptr double* %p, i64 %t1
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%t3 = load double* %t2, align 8
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ret double %t3
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}
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define float @foo4(float* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 8
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%t1 = and i64 %t0, 255
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%t2 = getelementptr float* %p, i64 %t1
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%t3 = load float* %t2, align 8
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ret float %t3
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}
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define i16 @foo2(i16* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 8
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%t1 = and i64 %t0, 255
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%t2 = getelementptr i16* %p, i64 %t1
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%t3 = load i16* %t2, align 8
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ret i16 %t3
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}
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define i8 @foo1(i8* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 8
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%t1 = and i64 %t0, 255
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%t2 = getelementptr i8* %p, i64 %t1
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%t3 = load i8* %t2, align 8
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ret i8 %t3
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}
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define i8 @bar8(i8* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 5
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%t1 = and i64 %t0, 2040
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%t2 = getelementptr i8* %p, i64 %t1
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%t3 = load i8* %t2, align 8
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ret i8 %t3
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}
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define i8 @bar4(i8* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 6
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%t1 = and i64 %t0, 1020
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%t2 = getelementptr i8* %p, i64 %t1
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%t3 = load i8* %t2, align 8
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ret i8 %t3
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}
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define i8 @bar2(i8* nocapture inreg %p, i64 inreg %x) nounwind readonly {
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%t0 = lshr i64 %x, 7
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%t1 = and i64 %t0, 510
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%t2 = getelementptr i8* %p, i64 %t1
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%t3 = load i8* %t2, align 8
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ret i8 %t3
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}
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