mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-22 10:29:35 +00:00
Fix another assert failure very similar to PR16651's test case. This
test case came from Benjamin and found the parallel bug in the vector promotion code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186666 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
914bc14e7b
commit
fbf2a02622
@ -1539,6 +1539,8 @@ static bool isVectorPromotionViableForSlice(
|
||||
}
|
||||
if (!canConvertValue(DL, STy, SliceTy))
|
||||
return false;
|
||||
} else {
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
|
@ -1318,12 +1318,12 @@ define void @PR15805(i1 %a, i1 %b) {
|
||||
ret void
|
||||
}
|
||||
|
||||
define void @PR16651(i8* %a) {
|
||||
define void @PR16651.1(i8* %a) {
|
||||
; This test case caused a crash due to the volatile memcpy in combination with
|
||||
; lowering to integer loads and stores of a width other than that of the original
|
||||
; memcpy.
|
||||
;
|
||||
; CHECK-LABEL: @PR16651(
|
||||
; CHECK-LABEL: @PR16651.1(
|
||||
; CHECK: alloca i16
|
||||
; CHECK: alloca i8
|
||||
; CHECK: alloca i8
|
||||
@ -1337,3 +1337,23 @@ entry:
|
||||
load i8* %b.gep, align 2
|
||||
unreachable
|
||||
}
|
||||
|
||||
define void @PR16651.2() {
|
||||
; This test case caused a crash due to failing to promote given a select that
|
||||
; can't be speculated. It shouldn't be promoted, but we missed that fact when
|
||||
; analyzing whether we could form a vector promotion because that code didn't
|
||||
; bail on select instructions.
|
||||
;
|
||||
; CHECK-LABEL: @PR16651.2(
|
||||
; CHECK: alloca <2 x float>
|
||||
; CHECK: ret void
|
||||
|
||||
entry:
|
||||
%tv1 = alloca { <2 x float>, <2 x float> }, align 8
|
||||
%0 = getelementptr { <2 x float>, <2 x float> }* %tv1, i64 0, i32 1
|
||||
store <2 x float> undef, <2 x float>* %0, align 8
|
||||
%1 = getelementptr inbounds { <2 x float>, <2 x float> }* %tv1, i64 0, i32 1, i64 0
|
||||
%cond105.in.i.i = select i1 undef, float* null, float* %1
|
||||
%cond105.i.i = load float* %cond105.in.i.i, align 8
|
||||
ret void
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user