File: and_sra.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (27 lines) | stat: -rw-r--r-- 1,224 bytes parent folder | download | duplicates (27) 
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
 
; Neither of these functions should contain algebraic right shifts
; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | not grep srawi

define i32 @test1(i32 %mode.0.i.0) {
        %tmp.79 = bitcast i32 %mode.0.i.0 to i32                ; <i32> [#uses=1]
        %tmp.80 = ashr i32 %tmp.79, 15          ; <i32> [#uses=1]
        %tmp.81 = and i32 %tmp.80, 24           ; <i32> [#uses=1]
        ret i32 %tmp.81
}

define i32 @test2(i32 %mode.0.i.0) {
        %tmp.79 = bitcast i32 %mode.0.i.0 to i32                ; <i32> [#uses=1]
        %tmp.80 = ashr i32 %tmp.79, 15          ; <i32> [#uses=1]
        %tmp.81 = lshr i32 %mode.0.i.0, 16              ; <i32> [#uses=1]
        %tmp.82 = bitcast i32 %tmp.81 to i32            ; <i32> [#uses=1]
        %tmp.83 = and i32 %tmp.80, %tmp.82              ; <i32> [#uses=1]
        ret i32 %tmp.83
}

define i32 @test3(i32 %specbits.6.1) {
        %tmp.2540 = ashr i32 %specbits.6.1, 11          ; <i32> [#uses=1]
        %tmp.2541 = bitcast i32 %tmp.2540 to i32                ; <i32> [#uses=1]
        %tmp.2542 = shl i32 %tmp.2541, 13               ; <i32> [#uses=1]
        %tmp.2543 = and i32 %tmp.2542, 8192             ; <i32> [#uses=1]
        ret i32 %tmp.2543
}