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138 lines
4.0 KiB
LLVM
138 lines
4.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -aggressive-instcombine -S | FileCheck %s
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; RUN: opt < %s -passes=aggressive-instcombine -S | FileCheck %s
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target datalayout = "e-m:m-p1:64:64:64-p:32:32:32-n8:16:32"
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define dso_local i16 @select_i16(i16 %a, i16 %b, i1 %cond) {
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; CHECK-LABEL: @select_i16(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 [[A:%.*]], i16 [[B:%.*]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv0 = sext i16 %a to i32
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%conv1 = sext i16 %b to i32
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%sel = select i1 %cond, i32 %conv0, i32 %conv1
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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define dso_local i8 @select_i8(i8 %a, i8 %b, i1 %cond) {
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; CHECK-LABEL: @select_i8(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i8 [[A:%.*]], i8 [[B:%.*]]
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; CHECK-NEXT: ret i8 [[SEL]]
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;
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entry:
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%conv0 = sext i8 %a to i32
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%conv1 = sext i8 %b to i32
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%sel = select i1 %cond, i32 %conv0, i32 %conv1
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%conv4 = trunc i32 %sel to i8
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ret i8 %conv4
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}
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define dso_local i16 @select_i8Ops_trunc_i16(i8 %a, i8 %b, i1 %cond) {
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; CHECK-LABEL: @select_i8Ops_trunc_i16(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CONV0:%.*]] = sext i8 [[A:%.*]] to i16
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; CHECK-NEXT: [[CONV1:%.*]] = sext i8 [[B:%.*]] to i16
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 [[CONV0]], i16 [[CONV1]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv0 = sext i8 %a to i32
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%conv1 = sext i8 %b to i32
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%sel = select i1 %cond, i32 %conv0, i32 %conv1
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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;
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define dso_local i16 @select_i16_const(i16 %a, i1 %cond) {
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; CHECK-LABEL: @select_i16_const(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 109, i16 [[A:%.*]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv = sext i16 %a to i32
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%sel = select i1 %cond, i32 109, i32 %conv
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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; 3080196 = 0x2f0004
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define dso_local i16 @select_i16_bigConst(i16 %a, i1 %cond) {
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; CHECK-LABEL: @select_i16_bigConst(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 4, i16 [[A:%.*]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv = sext i16 %a to i32
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%sel = select i1 %cond, i32 3080196, i32 %conv
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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define dso_local i8 @select_i8_const(i8 %a, i1 %cond) {
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; CHECK-LABEL: @select_i8_const(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i8 109, i8 [[A:%.*]]
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; CHECK-NEXT: ret i8 [[SEL]]
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;
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entry:
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%conv = sext i8 %a to i32
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%sel = select i1 %cond, i32 109, i32 %conv
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%conv4 = trunc i32 %sel to i8
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ret i8 %conv4
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}
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; 20228 = 0x4f02
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define dso_local i8 @select_i8_bigConst(i8 %a, i1 %cond) {
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; CHECK-LABEL: @select_i8_bigConst(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i8 4, i8 [[A:%.*]]
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; CHECK-NEXT: ret i8 [[SEL]]
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;
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entry:
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%conv = sext i8 %a to i32
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%sel = select i1 %cond, i32 20228, i32 %conv
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%conv4 = trunc i32 %sel to i8
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ret i8 %conv4
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}
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define dso_local i16 @select_sext(i8 %a, i1 %cond) {
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; CHECK-LABEL: @select_sext(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CONV:%.*]] = sext i8 [[A:%.*]] to i16
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; CHECK-NEXT: [[SUB:%.*]] = sub i16 0, [[CONV]]
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 [[SUB]], i16 [[CONV]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv = sext i8 %a to i32
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%sub = sub nsw i32 0, %conv
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%sel = select i1 %cond, i32 %sub, i32 %conv
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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define dso_local i16 @select_zext(i8 %a, i1 %cond) {
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; CHECK-LABEL: @select_zext(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CONV:%.*]] = zext i8 [[A:%.*]] to i16
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; CHECK-NEXT: [[SUB:%.*]] = sub i16 0, [[CONV]]
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; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], i16 [[SUB]], i16 [[CONV]]
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; CHECK-NEXT: ret i16 [[SEL]]
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;
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entry:
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%conv = zext i8 %a to i32
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%sub = sub nsw i32 0, %conv
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%sel = select i1 %cond, i32 %sub, i32 %conv
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%conv4 = trunc i32 %sel to i16
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ret i16 %conv4
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}
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