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TheRock/compiler/amd-llvm/llvm/test/Transforms/GVN/merge-nofpclass.ll
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39 lines
1.4 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt -passes=gvn -S < %s | FileCheck %s
define float @merge_nofpclass(ptr %arg, float %arg1) {
; CHECK-LABEL: define float @merge_nofpclass(
; CHECK-SAME: ptr [[ARG:%.*]], float [[ARG1:%.*]]) {
; CHECK-NEXT: [[BB:.*:]]
; CHECK-NEXT: [[NOT_INF:%.*]] = load float, ptr [[ARG]], align 4, !nofpclass [[META0:![0-9]+]]
; CHECK-NEXT: [[ADD:%.*]] = fadd float [[NOT_INF]], [[NOT_INF]]
; CHECK-NEXT: ret float [[ADD]]
;
bb:
%not.inf = load float, ptr %arg, align 4, !nofpclass !{i32 519}
%not.nan = load float, ptr %arg, align 4, !nofpclass !{i32 3}
%add = fadd float %not.nan, %not.inf
ret float %add
}
define float @merge_nofpclass_noundef(ptr %arg, float %arg1) {
; CHECK-LABEL: define float @merge_nofpclass_noundef(
; CHECK-SAME: ptr [[ARG:%.*]], float [[ARG1:%.*]]) {
; CHECK-NEXT: [[BB:.*:]]
; CHECK-NEXT: [[NOT_INF:%.*]] = load float, ptr [[ARG]], align 4, !noundef [[META1:![0-9]+]], !nofpclass [[META2:![0-9]+]]
; CHECK-NEXT: [[ADD:%.*]] = fadd float [[NOT_INF]], [[NOT_INF]]
; CHECK-NEXT: ret float [[ADD]]
;
bb:
%not.inf = load float, ptr %arg, align 4, !noundef !{}, !nofpclass !{i32 519}
%not.nan = load float, ptr %arg, align 4, !nofpclass !{i32 3}
%add = fadd float %not.nan, %not.inf
ret float %add
}
;.
; CHECK: [[META0]] = !{i32 3}
; CHECK: [[META1]] = !{}
; CHECK: [[META2]] = !{i32 519}
;.