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53 lines
1.1 KiB
LLVM
53 lines
1.1 KiB
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
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; These tests would be improved by 'movs r0, #0' being rematerialized below the
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; test as 'mov.w r0, #0'.
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define i1 @f1(i32 %a, i32 %b) {
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; CHECK-LABEL: f1:
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; CHECK: cmp {{.*}}, r1
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%tmp = icmp ne i32 %a, %b
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ret i1 %tmp
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}
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define i1 @f2(i32 %a, i32 %b) {
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; CHECK-LABEL: f2:
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; CHECK: cmp {{.*}}, r1
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%tmp = icmp eq i32 %a, %b
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ret i1 %tmp
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}
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define i1 @f6(i32 %a, i32 %b) {
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; CHECK-LABEL: f6:
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; CHECK: cmp.w {{.*}}, r1, lsl #5
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%tmp = shl i32 %b, 5
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%tmp1 = icmp eq i32 %tmp, %a
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ret i1 %tmp1
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}
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define i1 @f7(i32 %a, i32 %b) {
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; CHECK-LABEL: f7:
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; CHECK: cmp.w {{.*}}, r1, lsr #6
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%tmp = lshr i32 %b, 6
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%tmp1 = icmp ne i32 %tmp, %a
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ret i1 %tmp1
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}
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define i1 @f8(i32 %a, i32 %b) {
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; CHECK-LABEL: f8:
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; CHECK: cmp.w {{.*}}, r1, asr #7
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%tmp = ashr i32 %b, 7
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%tmp1 = icmp eq i32 %a, %tmp
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ret i1 %tmp1
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}
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define i1 @f9(i32 %a, i32 %b) {
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; CHECK-LABEL: f9:
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; CHECK: cmp.w {{.*}}, {{.*}}, ror #8
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%l8 = shl i32 %a, 24
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%r8 = lshr i32 %a, 8
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%tmp = or i32 %l8, %r8
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%tmp1 = icmp ne i32 %a, %tmp
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ret i1 %tmp1
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}
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