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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instsimplify -S | FileCheck %s
declare double @llvm.log2.f64(double)
declare double @llvm.exp2.f64(double)
define double @log2_exp2(double %a) {
; CHECK-LABEL: @log2_exp2(
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.exp2.f64(double [[A:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.log2.f64(double [[TMP1]])
; CHECK-NEXT: ret double [[TMP2]]
;
%1 = call double @llvm.exp2.f64(double %a)
%2 = call double @llvm.log2.f64(double %1)
ret double %2
}
define double @log2_exp2_fast(double %a) {
; CHECK-LABEL: @log2_exp2_fast(
; CHECK-NEXT: ret double [[A:%.*]]
;
%1 = call fast double @llvm.exp2.f64(double %a)
%2 = call fast double @llvm.log2.f64(double %1)
ret double %2
}
define double @log2_fast_exp2_strict(double %a) {
; CHECK-LABEL: @log2_fast_exp2_strict(
; CHECK-NEXT: ret double [[A:%.*]]
;
%1 = call double @llvm.exp2.f64(double %a)
%2 = call fast double @llvm.log2.f64(double %1)
ret double %2
}
define double @log2_strict_exp2_fast(double %a) {
; CHECK-LABEL: @log2_strict_exp2_fast(
; CHECK-NEXT: [[TMP1:%.*]] = call fast double @llvm.exp2.f64(double [[A:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.log2.f64(double [[TMP1]])
; CHECK-NEXT: ret double [[TMP2]]
;
%1 = call fast double @llvm.exp2.f64(double %a)
%2 = call double @llvm.log2.f64(double %1)
ret double %2
}
define double @log2_exp2_log2_exp2(double %a) {
; CHECK-LABEL: @log2_exp2_log2_exp2(
; CHECK-NEXT: [[TMP1:%.*]] = call double @llvm.exp2.f64(double [[A:%.*]])
; CHECK-NEXT: [[TMP2:%.*]] = call double @llvm.log2.f64(double [[TMP1]])
; CHECK-NEXT: [[TMP3:%.*]] = call double @llvm.exp2.f64(double [[TMP2]])
; CHECK-NEXT: [[TMP4:%.*]] = call double @llvm.log2.f64(double [[TMP3]])
; CHECK-NEXT: ret double [[TMP4]]
;
%1 = call double @llvm.exp2.f64(double %a)
%2 = call double @llvm.log2.f64(double %1)
%3 = call double @llvm.exp2.f64(double %2)
%4 = call double @llvm.log2.f64(double %3)
ret double %4
}
define double @log2_exp2_log2_exp2_fast(double %a) {
; CHECK-LABEL: @log2_exp2_log2_exp2_fast(
; CHECK-NEXT: ret double [[A:%.*]]
;
%1 = call fast double @llvm.exp2.f64(double %a)
%2 = call fast double @llvm.log2.f64(double %1)
%3 = call fast double @llvm.exp2.f64(double %2)
%4 = call fast double @llvm.log2.f64(double %3)
ret double %4
}
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