43 lines
1.1 KiB
LLVM
43 lines
1.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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define i8 @vscale_trunc_i32toi8() vscale_range(1, 128) {
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; CHECK-LABEL: @vscale_trunc_i32toi8(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = call i8 @llvm.vscale.i8()
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; CHECK-NEXT: ret i8 [[TMP0]]
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;
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entry:
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%0 = call i32 @llvm.vscale.i32()
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%1 = trunc i32 %0 to i8
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ret i8 %1
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}
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define i8 @vscale_trunc_i32toi8_poison() vscale_range(1, 256) {
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; CHECK-LABEL: @vscale_trunc_i32toi8_poison(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32()
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; CHECK-NEXT: [[TMP1:%.*]] = trunc i32 [[TMP0]] to i8
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; CHECK-NEXT: ret i8 [[TMP1]]
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;
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entry:
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%0 = call i32 @llvm.vscale.i32()
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%1 = trunc i32 %0 to i8
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ret i8 %1
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}
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define i8 @vscale_trunc_i32toi8_noAttr() {
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; CHECK-LABEL: @vscale_trunc_i32toi8_noAttr(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32()
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; CHECK-NEXT: [[TMP1:%.*]] = trunc i32 [[TMP0]] to i8
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; CHECK-NEXT: ret i8 [[TMP1]]
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;
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entry:
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%0 = call i32 @llvm.vscale.i32()
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%1 = trunc i32 %0 to i8
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ret i8 %1
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}
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declare i32 @llvm.vscale.i32()
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