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
32
33
34
35
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes='sroa<preserve-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-PRESERVE-CFG
; RUN: opt < %s -passes='sroa<modify-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-MODIFY-CFG
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:%.*]], ptr [[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, ptr [[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, ptr %i, align 4
store float %lo, ptr %i3, align 4
store float %hi, ptr %i4, align 4
%i5 = fcmp fast olt float %x, %lo
%i6 = fcmp fast olt float %hi, %x
%i7 = select i1 %i6, ptr %i4, ptr %i
%i8 = select i1 %i5, ptr %i3, ptr %i7
%i9 = load float, ptr %i8, align 4
ret float %i9
}
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK-MODIFY-CFG: {{.*}}
; CHECK-PRESERVE-CFG: {{.*}}
|
