1 files changed, 177 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/call.ll b/llvm/test/Transforms/SLPVectorizer/X86/call.ll
new file mode 100644
index 00000000000..c93397c0337
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/X86/call.ll
@@ -0,0 +1,177 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt < %s -basicaa -slp-vectorizer -slp-threshold=-999 -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.8.0"
+
+declare double @sin(double)
+declare double @cos(double)
+declare double @pow(double, double)
+declare double @exp2(double)
+declare double @sqrt(double)
+declare i64 @round(i64)
+
+
+define void @sin_libm(double* %a, double* %b) {
+; CHECK-LABEL: @sin_libm(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8
+; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x double> @llvm.sin.v2f64(<2 x double> [[TMP2]])
+; CHECK-NEXT:    [[TMP4:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
+; CHECK-NEXT:    store <2 x double> [[TMP3]], <2 x double>* [[TMP4]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %sin1 = tail call double @sin(double %a0) nounwind readnone
+  %sin2 = tail call double @sin(double %a1) nounwind readnone
+  store double %sin1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %sin2, double* %idx2, align 8
+  ret void
+}
+
+define void @cos_libm(double* %a, double* %b) {
+; CHECK-LABEL: @cos_libm(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8
+; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x double> @llvm.cos.v2f64(<2 x double> [[TMP2]])
+; CHECK-NEXT:    [[TMP4:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
+; CHECK-NEXT:    store <2 x double> [[TMP3]], <2 x double>* [[TMP4]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %cos1 = tail call double @cos(double %a0) nounwind readnone
+  %cos2 = tail call double @cos(double %a1) nounwind readnone
+  store double %cos1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %cos2, double* %idx2, align 8
+  ret void
+}
+
+define void @pow_libm(double* %a, double* %b) {
+; CHECK-LABEL: @pow_libm(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8
+; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x double> @llvm.pow.v2f64(<2 x double> [[TMP2]], <2 x double> [[TMP2]])
+; CHECK-NEXT:    [[TMP4:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
+; CHECK-NEXT:    store <2 x double> [[TMP3]], <2 x double>* [[TMP4]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %pow1 = tail call double @pow(double %a0, double %a0) nounwind readnone
+  %pow2 = tail call double @pow(double %a1, double %a1) nounwind readnone
+  store double %pow1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %pow2, double* %idx2, align 8
+  ret void
+}
+
+define void @exp_libm(double* %a, double* %b) {
+; CHECK-LABEL: @exp_libm(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8
+; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x double> @llvm.exp2.v2f64(<2 x double> [[TMP2]])
+; CHECK-NEXT:    [[TMP4:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
+; CHECK-NEXT:    store <2 x double> [[TMP3]], <2 x double>* [[TMP4]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %exp1 = tail call double @exp2(double %a0) nounwind readnone
+  %exp2 = tail call double @exp2(double %a1) nounwind readnone
+  store double %exp1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %exp2, double* %idx2, align 8
+  ret void
+}
+
+; No fast-math-flags are required to convert sqrt library calls to an intrinsic.
+; We just need to know that errno is not set (readnone).
+
+define void @sqrt_libm_no_errno(double* %a, double* %b) {
+; CHECK-LABEL: @sqrt_libm_no_errno(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
+; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8
+; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x double> @llvm.sqrt.v2f64(<2 x double> [[TMP2]])
+; CHECK-NEXT:    [[TMP4:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
+; CHECK-NEXT:    store <2 x double> [[TMP3]], <2 x double>* [[TMP4]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %sqrt1 = tail call double @sqrt(double %a0) nounwind readnone
+  %sqrt2 = tail call double @sqrt(double %a1) nounwind readnone
+  store double %sqrt1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %sqrt2, double* %idx2, align 8
+  ret void
+}
+
+; The sqrt intrinsic does not set errno, but a non-constant sqrt call might, so this can't vectorize.
+; The nnan on the call does not matter because there's no guarantee in the C standard that a negative
+; input would result in a nan output ("On a domain error, the function returns an
+; implementation-defined value.")
+
+define void @sqrt_libm_errno(double* %a, double* %b) {
+; CHECK-LABEL: @sqrt_libm_errno(
+; CHECK-NEXT:    [[A0:%.*]] = load double, double* [[A:%.*]], align 8
+; CHECK-NEXT:    [[IDX1:%.*]] = getelementptr inbounds double, double* [[A]], i64 1
+; CHECK-NEXT:    [[A1:%.*]] = load double, double* [[IDX1]], align 8
+; CHECK-NEXT:    [[SQRT1:%.*]] = tail call nnan double @sqrt(double [[A0]]) #2
+; CHECK-NEXT:    [[SQRT2:%.*]] = tail call nnan double @sqrt(double [[A1]]) #2
+; CHECK-NEXT:    store double [[SQRT1]], double* [[B:%.*]], align 8
+; CHECK-NEXT:    [[IDX2:%.*]] = getelementptr inbounds double, double* [[B]], i64 1
+; CHECK-NEXT:    store double [[SQRT2]], double* [[IDX2]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load double, double* %a, align 8
+  %idx1 = getelementptr inbounds double, double* %a, i64 1
+  %a1 = load double, double* %idx1, align 8
+  %sqrt1 = tail call nnan double @sqrt(double %a0) nounwind
+  %sqrt2 = tail call nnan double @sqrt(double %a1) nounwind
+  store double %sqrt1, double* %b, align 8
+  %idx2 = getelementptr inbounds double, double* %b, i64 1
+  store double %sqrt2, double* %idx2, align 8
+  ret void
+}
+
+; Negative test case
+define void @round_custom(i64* %a, i64* %b) {
+; CHECK-LABEL: @round_custom(
+; CHECK-NEXT:    [[A0:%.*]] = load i64, i64* [[A:%.*]], align 8
+; CHECK-NEXT:    [[IDX1:%.*]] = getelementptr inbounds i64, i64* [[A]], i64 1
+; CHECK-NEXT:    [[A1:%.*]] = load i64, i64* [[IDX1]], align 8
+; CHECK-NEXT:    [[ROUND1:%.*]] = tail call i64 @round(i64 [[A0]]) #3
+; CHECK-NEXT:    [[ROUND2:%.*]] = tail call i64 @round(i64 [[A1]]) #3
+; CHECK-NEXT:    store i64 [[ROUND1]], i64* [[B:%.*]], align 8
+; CHECK-NEXT:    [[IDX2:%.*]] = getelementptr inbounds i64, i64* [[B]], i64 1
+; CHECK-NEXT:    store i64 [[ROUND2]], i64* [[IDX2]], align 8
+; CHECK-NEXT:    ret void
+;
+  %a0 = load i64, i64* %a, align 8
+  %idx1 = getelementptr inbounds i64, i64* %a, i64 1
+  %a1 = load i64, i64* %idx1, align 8
+  %round1 = tail call i64 @round(i64 %a0) nounwind readnone
+  %round2 = tail call i64 @round(i64 %a1) nounwind readnone
+  store i64 %round1, i64* %b, align 8
+  %idx2 = getelementptr inbounds i64, i64* %b, i64 1
+  store i64 %round2, i64* %idx2, align 8
+  ret void
+}
+
+
+; CHECK: declare <2 x double> @llvm.sin.v2f64(<2 x double>) [[ATTR0:#[0-9]+]]
+; CHECK: declare <2 x double> @llvm.cos.v2f64(<2 x double>) [[ATTR0]]
+; CHECK: declare <2 x double> @llvm.pow.v2f64(<2 x double>, <2 x double>) [[ATTR0]]
+; CHECK: declare <2 x double> @llvm.exp2.v2f64(<2 x double>) [[ATTR0]]
+
+; CHECK: attributes [[ATTR0]] = { nounwind readnone speculatable }
+