mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-05 13:30:38 +00:00
b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
58 lines
1.5 KiB
LLVM
58 lines
1.5 KiB
LLVM
; RUN: opt %s -scalarrepl | llvm-dis | not grep alloca
|
|
; PR3290
|
|
|
|
;; Store of integer to whole alloca struct.
|
|
define i32 @test1(i64 %V) nounwind {
|
|
%X = alloca {{i32, i32}}
|
|
%Y = bitcast {{i32,i32}}* %X to i64*
|
|
store i64 %V, i64* %Y
|
|
|
|
%A = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 0
|
|
%B = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 1
|
|
%a = load i32* %A
|
|
%b = load i32* %B
|
|
%c = add i32 %a, %b
|
|
ret i32 %c
|
|
}
|
|
|
|
;; Store of integer to whole struct/array alloca.
|
|
define float @test2(i128 %V) nounwind {
|
|
%X = alloca {[4 x float]}
|
|
%Y = bitcast {[4 x float]}* %X to i128*
|
|
store i128 %V, i128* %Y
|
|
|
|
%A = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 0
|
|
%B = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 3
|
|
%a = load float* %A
|
|
%b = load float* %B
|
|
%c = fadd float %a, %b
|
|
ret float %c
|
|
}
|
|
|
|
;; Load of whole alloca struct as integer
|
|
define i64 @test3(i32 %a, i32 %b) nounwind {
|
|
%X = alloca {{i32, i32}}
|
|
|
|
%A = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 0
|
|
%B = getelementptr {{i32,i32}}* %X, i32 0, i32 0, i32 1
|
|
store i32 %a, i32* %A
|
|
store i32 %b, i32* %B
|
|
|
|
%Y = bitcast {{i32,i32}}* %X to i64*
|
|
%Z = load i64* %Y
|
|
ret i64 %Z
|
|
}
|
|
|
|
;; load of integer from whole struct/array alloca.
|
|
define i128 @test4(float %a, float %b) nounwind {
|
|
%X = alloca {[4 x float]}
|
|
%A = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 0
|
|
%B = getelementptr {[4 x float]}* %X, i32 0, i32 0, i32 3
|
|
store float %a, float* %A
|
|
store float %b, float* %B
|
|
|
|
%Y = bitcast {[4 x float]}* %X to i128*
|
|
%V = load i128* %Y
|
|
ret i128 %V
|
|
}
|