call.ll
8.18 KB
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -basic-aa -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 willreturn }