mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-27 15:29:51 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81293 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
1002 B
LLVM
28 lines
1002 B
LLVM
; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 | \
|
|
; RUN: grep cntlzw
|
|
|
|
define i32 @foo() nounwind {
|
|
entry:
|
|
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
|
|
%temp = alloca i32, align 4 ; <i32*> [#uses=2]
|
|
%ctz_x = alloca i32, align 4 ; <i32*> [#uses=3]
|
|
%ctz_c = alloca i32, align 4 ; <i32*> [#uses=2]
|
|
"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
|
|
store i32 61440, i32* %ctz_x
|
|
%tmp = load i32* %ctz_x ; <i32> [#uses=1]
|
|
%tmp1 = sub i32 0, %tmp ; <i32> [#uses=1]
|
|
%tmp2 = load i32* %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, i32* %ctz_c
|
|
%tmp5 = load i32* %ctz_c ; <i32> [#uses=1]
|
|
store i32 %tmp5, i32* %temp
|
|
%tmp6 = load i32* %temp ; <i32> [#uses=1]
|
|
store i32 %tmp6, i32* %retval
|
|
br label %return
|
|
|
|
return: ; preds = %entry
|
|
%retval2 = load i32* %retval ; <i32> [#uses=1]
|
|
ret i32 %retval2
|
|
}
|