File: 2007-01-15-AsmDialect.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (26 lines) | stat: -rw-r--r-- 979 bytes parent folder | download | duplicates (12) 
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
 
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu | FileCheck %s

define i32 @foo() nounwind {
entry:
; CHECK: cntlzw 3, 3
	%retval = alloca i32, align 4		; <ptr> [#uses=2]
	%temp = alloca i32, align 4		; <ptr> [#uses=2]
	%ctz_x = alloca i32, align 4		; <ptr> [#uses=3]
	%ctz_c = alloca i32, align 4		; <ptr> [#uses=2]
	store i32 61440, ptr %ctz_x
	%tmp = load i32, ptr %ctz_x		; <i32> [#uses=1]
	%tmp1 = sub i32 0, %tmp		; <i32> [#uses=1]
	%tmp2 = load i32, ptr %ctz_x		; <i32> [#uses=1]
	%tmp3 = and i32 %tmp1, %tmp2		; <i32> [#uses=1]
	%tmp4 = call i32 asm "$(cntlz$|cntlzw$) $0,$1", "=r,r,~{dirflag},~{fpsr},~{flags}"( i32 %tmp3 )		; <i32> [#uses=1]
	store i32 %tmp4, ptr %ctz_c
	%tmp5 = load i32, ptr %ctz_c		; <i32> [#uses=1]
	store i32 %tmp5, ptr %temp
	%tmp6 = load i32, ptr %temp		; <i32> [#uses=1]
	store i32 %tmp6, ptr %retval
	br label %return

return:		; preds = %entry
	%retval2 = load i32, ptr %retval		; <i32> [#uses=1]
	ret i32 %retval2
}