[llvm] r340276 - [InstSimplify] add tests for FP uno/ord with nnan; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Tue Aug 21 06:33:13 PDT 2018
Author: spatel
Date: Tue Aug 21 06:33:13 2018
New Revision: 340276
URL: http://llvm.org/viewvc/llvm-project?rev=340276&view=rev
Log:
[InstSimplify] add tests for FP uno/ord with nnan; NFC
This is a slight modification of the tests from D50582;
change half of the predicates to 'uno' so we have coverage
for that side too. All of the positive tests can fold to a
constant (true/false), so that should happen in instsimplify.
Added:
llvm/trunk/test/Transforms/InstSimplify/known-never-nan.ll
Added: llvm/trunk/test/Transforms/InstSimplify/known-never-nan.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstSimplify/known-never-nan.ll?rev=340276&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/InstSimplify/known-never-nan.ll (added)
+++ llvm/trunk/test/Transforms/InstSimplify/known-never-nan.ll Tue Aug 21 06:33:13 2018
@@ -0,0 +1,424 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -S -instsimplify %s | FileCheck %s
+
+declare double @func()
+
+define i1 @nnan_call() {
+; CHECK-LABEL: @nnan_call(
+; CHECK-NEXT: [[OP:%.*]] = call nnan double @func()
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %op = call nnan double @func()
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fabs_src(double %arg) {
+; CHECK-LABEL: @nnan_fabs_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.fabs.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.fabs.f64(double %nnan)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_canonicalize_src(double %arg) {
+; CHECK-LABEL: @nnan_canonicalize_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.canonicalize.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.canonicalize.f64(double %nnan)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_copysign_src(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_copysign_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.copysign.f64(double [[NNAN]], double [[ARG1:%.*]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg0, 1.0
+ %op = call double @llvm.copysign.f64(double %nnan, double %arg1)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fabs_sqrt_src(double %arg0, double %arg1) {
+; CHECK-LABEL: @fabs_sqrt_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[FABS:%.*]] = call double @llvm.fabs.f64(double [[NNAN]])
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.sqrt.f64(double [[FABS]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg0, 1.0
+ %fabs = call double @llvm.fabs.f64(double %nnan)
+ %op = call double @llvm.sqrt.f64(double %fabs)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fabs_sqrt_src_maybe_nan(double %arg0, double %arg1) {
+; CHECK-LABEL: @fabs_sqrt_src_maybe_nan(
+; CHECK-NEXT: [[FABS:%.*]] = call double @llvm.fabs.f64(double [[ARG0:%.*]])
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.sqrt.f64(double [[FABS]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %fabs = call double @llvm.fabs.f64(double %arg0)
+ %op = call double @llvm.sqrt.f64(double %fabs)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @exp_nnan_src(double %arg) {
+; CHECK-LABEL: @exp_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.exp.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.exp.f64(double %nnan)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @exp2_nnan_src(double %arg) {
+; CHECK-LABEL: @exp2_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.exp2.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.exp2.f64(double %nnan)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @floor_nnan_src(double %arg) {
+; CHECK-LABEL: @floor_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.floor.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.floor.f64(double %nnan)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @ceil_nnan_src(double %arg) {
+; CHECK-LABEL: @ceil_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.ceil.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.ceil.f64(double %nnan)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @trunc_nnan_src(double %arg) {
+; CHECK-LABEL: @trunc_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.trunc.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.trunc.f64(double %nnan)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @rint_nnan_src(double %arg) {
+; CHECK-LABEL: @rint_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.rint.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.rint.f64(double %nnan)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nearbyint_nnan_src(double %arg) {
+; CHECK-LABEL: @nearbyint_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.nearbyint.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.nearbyint.f64(double %nnan)
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @round_nnan_src(double %arg) {
+; CHECK-LABEL: @round_nnan_src(
+; CHECK-NEXT: [[NNAN:%.*]] = fadd nnan double [[ARG:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = call double @llvm.round.f64(double [[NNAN]])
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = fadd nnan double %arg, 1.0
+ %op = call double @llvm.round.f64(double %nnan)
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @known_nan_select(i1 %cond, double %arg0, double %arg1) {
+; CHECK-LABEL: @known_nan_select(
+; CHECK-NEXT: [[LHS:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[RHS:%.*]] = fadd nnan double [[ARG1:%.*]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], double [[LHS]], double [[RHS]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %lhs = fadd nnan double %arg0, 1.0
+ %rhs = fadd nnan double %arg1, 2.0
+ %op = select i1 %cond, double %lhs, double %rhs
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @select_maybe_nan_lhs(i1 %cond, double %lhs, double %arg1) {
+; CHECK-LABEL: @select_maybe_nan_lhs(
+; CHECK-NEXT: [[RHS:%.*]] = fadd nnan double [[ARG1:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], double [[LHS:%.*]], double [[RHS]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %rhs = fadd nnan double %arg1, 1.0
+ %op = select i1 %cond, double %lhs, double %rhs
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @select_maybe_nan_rhs(i1 %cond, double %arg0, double %rhs) {
+; CHECK-LABEL: @select_maybe_nan_rhs(
+; CHECK-NEXT: [[LHS:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = select i1 [[COND:%.*]], double [[LHS]], double [[RHS:%.*]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %lhs = fadd nnan double %arg0, 1.0
+ %op = select i1 %cond, double %lhs, double %rhs
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fadd(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fadd(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fadd double [[NNAN_ARG0]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %nnan.arg1 = fadd nnan double %arg0, 2.0
+ %op = fadd double %nnan.arg0, %nnan.arg1
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fadd_maybe_nan_lhs(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fadd_maybe_nan_lhs(
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG1:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fadd double [[ARG0:%.*]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg1 = fadd nnan double %arg1, 1.0
+ %op = fadd double %arg0, %nnan.arg1
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fadd_maybe_nan_rhs(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fadd_maybe_nan_rhs(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fadd double [[NNAN_ARG0]], [[ARG1:%.*]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %op = fadd double %nnan.arg0, %arg1
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fmul(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fmul(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fmul double [[NNAN_ARG0]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %nnan.arg1 = fadd nnan double %arg0, 2.0
+ %op = fmul double %nnan.arg0, %nnan.arg1
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fsub(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fsub(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fsub double [[NNAN_ARG0]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %nnan.arg1 = fadd nnan double %arg0, 2.0
+ %op = fsub double %nnan.arg0, %nnan.arg1
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fneg() {
+; CHECK-LABEL: @nnan_fneg(
+; CHECK-NEXT: [[NNAN:%.*]] = call nnan double @func()
+; CHECK-NEXT: [[OP:%.*]] = fsub double -0.000000e+00, [[NNAN]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan = call nnan double @func()
+ %op = fsub double -0.0, %nnan
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @sitofp(i32 %arg0) {
+; CHECK-LABEL: @sitofp(
+; CHECK-NEXT: [[OP:%.*]] = sitofp i32 [[ARG0:%.*]] to double
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %op = sitofp i32 %arg0 to double
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @uitofp(i32 %arg0) {
+; CHECK-LABEL: @uitofp(
+; CHECK-NEXT: [[OP:%.*]] = uitofp i32 [[ARG0:%.*]] to double
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %op = uitofp i32 %arg0 to double
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fpext(float %arg0) {
+; CHECK-LABEL: @fpext(
+; CHECK-NEXT: [[ARG0_NNAN:%.*]] = fadd nnan float [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fpext float [[ARG0_NNAN]] to double
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %arg0.nnan = fadd nnan float %arg0, 1.0
+ %op = fpext float %arg0.nnan to double
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fpext_maybe_nan(float %arg0) {
+; CHECK-LABEL: @fpext_maybe_nan(
+; CHECK-NEXT: [[OP:%.*]] = fpext float [[ARG0:%.*]] to double
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %op = fpext float %arg0 to double
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fptrunc(double %arg0) {
+; CHECK-LABEL: @fptrunc(
+; CHECK-NEXT: [[ARG0_NNAN:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fptrunc double [[ARG0_NNAN]] to float
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno float [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %arg0.nnan = fadd nnan double %arg0, 1.0
+ %op = fptrunc double %arg0.nnan to float
+ %tmp = fcmp uno float %op, %op
+ ret i1 %tmp
+}
+
+define i1 @fptrunc_maybe_nan(double %arg0) {
+; CHECK-LABEL: @fptrunc_maybe_nan(
+; CHECK-NEXT: [[OP:%.*]] = fptrunc double [[ARG0:%.*]] to float
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord float [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %op = fptrunc double %arg0 to float
+ %tmp = fcmp ord float %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_fdiv(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_fdiv(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = fdiv double [[NNAN_ARG0]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp uno double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %nnan.arg1 = fadd nnan double %arg0, 2.0
+ %op = fdiv double %nnan.arg0, %nnan.arg1
+ %tmp = fcmp uno double %op, %op
+ ret i1 %tmp
+}
+
+define i1 @nnan_frem(double %arg0, double %arg1) {
+; CHECK-LABEL: @nnan_frem(
+; CHECK-NEXT: [[NNAN_ARG0:%.*]] = fadd nnan double [[ARG0:%.*]], 1.000000e+00
+; CHECK-NEXT: [[NNAN_ARG1:%.*]] = fadd nnan double [[ARG0]], 2.000000e+00
+; CHECK-NEXT: [[OP:%.*]] = frem double [[NNAN_ARG0]], [[NNAN_ARG1]]
+; CHECK-NEXT: [[TMP:%.*]] = fcmp ord double [[OP]], [[OP]]
+; CHECK-NEXT: ret i1 [[TMP]]
+;
+ %nnan.arg0 = fadd nnan double %arg0, 1.0
+ %nnan.arg1 = fadd nnan double %arg0, 2.0
+ %op = frem double %nnan.arg0, %nnan.arg1
+ %tmp = fcmp ord double %op, %op
+ ret i1 %tmp
+}
+
+declare double @llvm.sqrt.f64(double)
+declare double @llvm.fabs.f64(double)
+declare double @llvm.canonicalize.f64(double)
+declare double @llvm.copysign.f64(double, double)
+declare double @llvm.exp.f64(double)
+declare double @llvm.exp2.f64(double)
+declare double @llvm.floor.f64(double)
+declare double @llvm.ceil.f64(double)
+declare double @llvm.trunc.f64(double)
+declare double @llvm.rint.f64(double)
+declare double @llvm.nearbyint.f64(double)
+declare double @llvm.round.f64(double)
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