File: globalsra-partial.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (25 lines) | stat: -rw-r--r-- 936 bytes parent folder | download | duplicates (9) 
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
 
; In this case, the global cannot be merged as i may be out of range

; RUN: opt < %s -passes=globalopt -S | FileCheck %s
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"

@G = internal global { i32, [4 x float] } zeroinitializer               ; <ptr> [#uses=3]

; CHECK: @G = internal unnamed_addr global { i32, [4 x float] }
; CHECK: 12345
define void @onlystore() {
        store i32 12345, ptr @G
        ret void
}

define void @storeinit(i32 %i) {
        %Ptr = getelementptr { i32, [4 x float] }, ptr @G, i32 0, i32 1, i32 %i             ; <ptr> [#uses=1]
        store float 1.000000e+00, ptr %Ptr
        ret void
}

define float @readval(i32 %i) {
        %Ptr = getelementptr { i32, [4 x float] }, ptr @G, i32 0, i32 1, i32 %i             ; <ptr> [#uses=1]
        %V = load float, ptr %Ptr           ; <float> [#uses=1]
        ret float %V
}