File: std-clamp.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (31 lines) | stat: -rw-r--r-- 1,479 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=sroa -S | FileCheck %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"

define float @_Z8stdclampfff(float %x, float %lo, float %hi) {
; CHECK-LABEL: @_Z8stdclampfff(
; CHECK-NEXT:  bb:
; CHECK-NEXT:    [[I4:%.*]] = alloca float, align 4
; CHECK-NEXT:    store float [[HI:%.*]], float* [[I4]], align 4
; CHECK-NEXT:    [[I5:%.*]] = fcmp fast olt float [[X:%.*]], [[LO:%.*]]
; CHECK-NEXT:    [[I6:%.*]] = fcmp fast olt float [[HI]], [[X]]
; CHECK-NEXT:    [[I9_SROA_SPECULATE_LOAD_FALSE_SROA_SPECULATE_LOAD_TRUE:%.*]] = load float, float* [[I4]], align 4
; CHECK-NEXT:    [[I9_SROA_SPECULATE_LOAD_FALSE_SROA_SPECULATED:%.*]] = select i1 [[I6]], float [[I9_SROA_SPECULATE_LOAD_FALSE_SROA_SPECULATE_LOAD_TRUE]], float [[X]]
; CHECK-NEXT:    [[I9_SROA_SPECULATED:%.*]] = select i1 [[I5]], float [[LO]], float [[I9_SROA_SPECULATE_LOAD_FALSE_SROA_SPECULATED]]
; CHECK-NEXT:    ret float [[I9_SROA_SPECULATED]]
;
bb:
  %i = alloca float, align 4
  %i3 = alloca float, align 4
  %i4 = alloca float, align 4
  store float %x, float* %i, align 4
  store float %lo, float* %i3, align 4
  store float %hi, float* %i4, align 4
  %i5 = fcmp fast olt float %x, %lo
  %i6 = fcmp fast olt float %hi, %x
  %i7 = select i1 %i6, float* %i4, float* %i
  %i8 = select i1 %i5, float* %i3, float* %i7
  %i9 = load float, float* %i8, align 4
  ret float %i9
}