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TheRock/compiler/amd-llvm/llvm/test/Transforms/SCCP/strictfp-phis-fcmps.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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9.0 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=sccp -S | FileCheck %s
define i1 @float.1.defaultenv(i1 %cmp) #0 {
; CHECK-LABEL: @float.1.defaultenv(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: ret i1 true
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.ignore") #0
ret i1 %c
}
define i1 @float.1.maytrap(i1 %cmp) #0 {
; CHECK-LABEL: @float.1.maytrap(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: ret i1 true
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.maytrap") #0
ret i1 %c
}
define i1 @float.1.strict(i1 %cmp) #0 {
; CHECK-LABEL: @float.1.strict(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float 1.000000e+00, float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.strict") #[[ATTR0:[0-9]+]]
; CHECK-NEXT: ret i1 true
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.strict") #0
ret i1 %c
}
define i1 @float.2.defaultenv(i1 %cmp) #0 {
; CHECK-LABEL: @float.2.defaultenv(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ 2.000000e+00, [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.ignore") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 2.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.ignore") #0
ret i1 %c
}
define i1 @float.2.maytrap(i1 %cmp) #0 {
; CHECK-LABEL: @float.2.maytrap(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ 2.000000e+00, [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.maytrap") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 2.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.maytrap") #0
ret i1 %c
}
define i1 @float.2.strict(i1 %cmp) #0 {
; CHECK-LABEL: @float.2.strict(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ 2.000000e+00, [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.strict") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 2.0, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.strict") #0
ret i1 %c
}
define i1 @float.3.defaultenv(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.3.defaultenv(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ [[F:%.*]], [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.ignore") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ %f, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.ignore") #0
ret i1 %c
}
define i1 @float.3.maytrap(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.3.maytrap(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ [[F:%.*]], [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.maytrap") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ %f, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.maytrap") #0
ret i1 %c
}
define i1 @float.3.strict(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.3.strict(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[P:%.*]] = phi float [ 1.000000e+00, [[ENTRY:%.*]] ], [ [[F:%.*]], [[IF_TRUE]] ]
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float [[P]], float 1.000000e+00, metadata !"ueq", metadata !"fpexcept.strict") #[[ATTR0]]
; CHECK-NEXT: ret i1 [[C]]
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ %f, %if.true]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"ueq", metadata !"fpexcept.strict") #0
ret i1 %c
}
define i1 @float.4_unreachable.defaultenv(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.4_unreachable.defaultenv(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: ret i1 false
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
dead:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true], [ %f, %dead ]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"une", metadata !"fpexcept.ignore") #0
ret i1 %c
}
define i1 @float.4_unreachable.maytrap(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.4_unreachable.maytrap(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: ret i1 false
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
dead:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true], [ %f, %dead ]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"une", metadata !"fpexcept.maytrap") #0
ret i1 %c
}
; FIXME: It's a shame we can't eliminate this fcmps here:
define i1 @float.4_unreachable.strict(float %f, i1 %cmp) #0 {
; CHECK-LABEL: @float.4_unreachable.strict(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CMP:%.*]], label [[IF_TRUE:%.*]], label [[END:%.*]]
; CHECK: if.true:
; CHECK-NEXT: br label [[END]]
; CHECK: end:
; CHECK-NEXT: [[C:%.*]] = call i1 @llvm.experimental.constrained.fcmps.f32(float 1.000000e+00, float 1.000000e+00, metadata !"une", metadata !"fpexcept.strict") #[[ATTR0]]
; CHECK-NEXT: ret i1 false
;
entry:
br i1 %cmp, label %if.true, label %end
if.true:
br label %end
dead:
br label %end
end:
%p = phi float [ 1.0, %entry ], [ 1.0, %if.true], [ %f, %dead ]
%c = call i1 @llvm.experimental.constrained.fcmps.f32(float %p, float 1.0, metadata !"une", metadata !"fpexcept.strict") #0
ret i1 %c
}
attributes #0 = { strictfp }
declare i1 @llvm.experimental.constrained.fcmps.f32(float, float, metadata, metadata)
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