mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-16 11:05:54 +00:00
7f5de8b4c6
A 'load <4 x i32>* null' crashes llc before this fix. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126995 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
1.5 KiB
LLVM
60 lines
1.5 KiB
LLVM
; RUN: llc < %s -march=cellspu | FileCheck %s
|
|
|
|
; ModuleID = 'loads.bc'
|
|
target datalayout = "E-p:32:32:128-f64:64:128-f32:32:128-i64:32:128-i32:32:128-i16:16:128-i8:8:128-i1:8:128-a0:0:128-v128:128:128-s0:128:128"
|
|
target triple = "spu"
|
|
|
|
define <4 x float> @load_v4f32_1(<4 x float>* %a) nounwind readonly {
|
|
entry:
|
|
%tmp1 = load <4 x float>* %a
|
|
ret <4 x float> %tmp1
|
|
; CHECK: lqd $3, 0($3)
|
|
}
|
|
|
|
define <4 x float> @load_v4f32_2(<4 x float>* %a) nounwind readonly {
|
|
entry:
|
|
%arrayidx = getelementptr <4 x float>* %a, i32 1
|
|
%tmp1 = load <4 x float>* %arrayidx
|
|
ret <4 x float> %tmp1
|
|
; CHECK: lqd $3, 16($3)
|
|
}
|
|
|
|
|
|
declare <4 x i32>* @getv4f32ptr()
|
|
define <4 x i32> @func() {
|
|
;CHECK: brasl
|
|
; we need to have some instruction to move the result to safety.
|
|
; which instruction (lr, stqd...) depends on the regalloc
|
|
;CHECK: {{.*}}
|
|
;CHECK: brasl
|
|
%rv1 = call <4 x i32>* @getv4f32ptr()
|
|
%rv2 = call <4 x i32>* @getv4f32ptr()
|
|
%rv3 = load <4 x i32>* %rv1
|
|
ret <4 x i32> %rv3
|
|
}
|
|
|
|
define <4 x float> @load_undef(){
|
|
; CHECK: lqd $3, 0($3)
|
|
%val = load <4 x float>* undef
|
|
ret <4 x float> %val
|
|
}
|
|
|
|
;check that 'misaligned' loads that may span two memory chunks
|
|
;have two loads. Don't check for the bitmanipulation, as that
|
|
;might change with improved algorithms or scheduling
|
|
define i32 @load_misaligned( i32* %ptr ){
|
|
;CHECK: load_misaligned
|
|
;CHECK: lqd
|
|
;CHECK: lqd
|
|
;CHECK: bi $lr
|
|
%rv = load i32* %ptr, align 2
|
|
ret i32 %rv
|
|
}
|
|
|
|
define <4 x i32> @load_null_vec( ) {
|
|
;CHECK: lqa
|
|
;CHECK: bi $lr
|
|
%rv = load <4 x i32>* null
|
|
ret <4 x i32> %rv
|
|
}
|