ValueTracking: Add computeKnownFPClass baseline tests for exp

diff --git a/llvm/test/Transforms/Attributor/nofpclass-exp.ll b/llvm/test/Transforms/Attributor/nofpclass-exp.ll
new file mode 100644 (file)
index 0000000..afc1c84
--- /dev/null
+++ b/llvm/test/Transforms/Attributor/nofpclass-exp.ll
@@ -0,0 +1,254 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
+; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
+
+declare float @llvm.exp.f32(float)
+declare float @llvm.exp2.f32(float)
+
+define float @ret_exp(float %arg0) {
+; CHECK-LABEL: define float @ret_exp
+; CHECK-SAME: (float [[ARG0:%.*]]) #[[ATTR1:[0-9]+]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2:[0-9]+]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_noinf(float nofpclass(inf) %arg0) {
+; CHECK-LABEL: define float @ret_exp_noinf
+; CHECK-SAME: (float nofpclass(inf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_nopinf(float nofpclass(pinf) %arg0) {
+; CHECK-LABEL: define float @ret_exp_nopinf
+; CHECK-SAME: (float nofpclass(pinf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_noninf(float nofpclass(ninf) %arg0) {
+; CHECK-LABEL: define float @ret_exp_noninf
+; CHECK-SAME: (float nofpclass(ninf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_nonan(float nofpclass(nan) %arg0) {
+; CHECK-LABEL: define float @ret_exp_nonan
+; CHECK-SAME: (float nofpclass(nan) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_nonan_noinf(float nofpclass(nan inf) %arg0) {
+; CHECK-LABEL: define float @ret_exp_nonan_noinf
+; CHECK-SAME: (float nofpclass(nan inf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_nonan_noinf_nozero(float nofpclass(nan inf zero) %arg0) {
+; CHECK-LABEL: define float @ret_exp_nonan_noinf_nozero
+; CHECK-SAME: (float nofpclass(nan inf zero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_noinf_nozero(float nofpclass(inf zero) %arg0) {
+; CHECK-LABEL: define float @ret_exp_noinf_nozero
+; CHECK-SAME: (float nofpclass(inf zero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_noinf_nonegzero(float nofpclass(inf nzero) %arg0) {
+; CHECK-LABEL: define float @ret_exp_noinf_nonegzero
+; CHECK-SAME: (float nofpclass(inf nzero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp_positive_source(i32 %arg) {
+; CHECK-LABEL: define float @ret_exp_positive_source
+; CHECK-SAME: (i32 [[ARG:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[UITOFP:%.*]] = uitofp i32 [[ARG]] to float
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[UITOFP]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %uitofp = uitofp i32 %arg to float
+  %call = call float @llvm.exp.f32(float %uitofp)
+  ret float %call
+}
+
+; Could produce a nan because we don't know if the multiply is negative.
+define float @ret_exp_unknown_sign(float nofpclass(nan) %arg0, float nofpclass(nan) %arg1) {
+; CHECK-LABEL: define float @ret_exp_unknown_sign
+; CHECK-SAME: (float nofpclass(nan) [[ARG0:%.*]], float nofpclass(nan) [[ARG1:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[UNKNOWN_SIGN_NOT_NAN:%.*]] = fmul nnan float [[ARG0]], [[ARG1]]
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp.f32(float [[UNKNOWN_SIGN_NOT_NAN]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %unknown.sign.not.nan = fmul nnan float %arg0, %arg1
+  %call = call float @llvm.exp.f32(float %unknown.sign.not.nan)
+  ret float %call
+}
+
+define float @ret_exp2(float %arg0) {
+; CHECK-LABEL: define float @ret_exp2
+; CHECK-SAME: (float [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_noinf(float nofpclass(inf) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_noinf
+; CHECK-SAME: (float nofpclass(inf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_nopinf(float nofpclass(pinf) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_nopinf
+; CHECK-SAME: (float nofpclass(pinf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_noninf(float nofpclass(ninf) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_noninf
+; CHECK-SAME: (float nofpclass(ninf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_nonan(float nofpclass(nan) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_nonan
+; CHECK-SAME: (float nofpclass(nan) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_nonan_noinf(float nofpclass(nan inf) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_nonan_noinf
+; CHECK-SAME: (float nofpclass(nan inf) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_nonan_noinf_nozero(float nofpclass(nan inf zero) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_nonan_noinf_nozero
+; CHECK-SAME: (float nofpclass(nan inf zero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_noinf_nozero(float nofpclass(inf zero) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_noinf_nozero
+; CHECK-SAME: (float nofpclass(inf zero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_noinf_nonegzero(float nofpclass(inf nzero) %arg0) {
+; CHECK-LABEL: define float @ret_exp2_noinf_nonegzero
+; CHECK-SAME: (float nofpclass(inf nzero) [[ARG0:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[ARG0]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %call = call float @llvm.exp2.f32(float %arg0)
+  ret float %call
+}
+
+define float @ret_exp2_positive_source(i32 %arg) {
+; CHECK-LABEL: define float @ret_exp2_positive_source
+; CHECK-SAME: (i32 [[ARG:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[UITOFP:%.*]] = uitofp i32 [[ARG]] to float
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[UITOFP]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %uitofp = uitofp i32 %arg to float
+  %call = call float @llvm.exp2.f32(float %uitofp)
+  ret float %call
+}
+
+; Could produce a nan because we don't know if the multiply is negative.
+define float @ret_exp2_unknown_sign(float nofpclass(nan) %arg0, float nofpclass(nan) %arg1) {
+; CHECK-LABEL: define float @ret_exp2_unknown_sign
+; CHECK-SAME: (float nofpclass(nan) [[ARG0:%.*]], float nofpclass(nan) [[ARG1:%.*]]) #[[ATTR1]] {
+; CHECK-NEXT:    [[UNKNOWN_SIGN_NOT_NAN:%.*]] = fmul nnan float [[ARG0]], [[ARG1]]
+; CHECK-NEXT:    [[CALL:%.*]] = call float @llvm.exp2.f32(float [[UNKNOWN_SIGN_NOT_NAN]]) #[[ATTR2]]
+; CHECK-NEXT:    ret float [[CALL]]
+;
+  %unknown.sign.not.nan = fmul nnan float %arg0, %arg1
+  %call = call float @llvm.exp2.f32(float %unknown.sign.not.nan)
+  ret float %call
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; TUNIT: {{.*}}