mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-01 15:11:24 +00:00
17421d81fd
Blackfin supports and/or/xor on i32 but not on i16. Teach DAGCombiner::SimplifyBinOpWithSameOpcodeHands to not produce illegal nodes after legalize ops. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78497 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.0 KiB
LLVM
43 lines
1.0 KiB
LLVM
; RUN: llvm-as < %s | llc -march=bfin > %t
|
|
|
|
; DAGCombiner::SimplifyBinOpWithSameOpcodeHands can produce an illegal i16 OR
|
|
; operation after LegalizeOps.
|
|
|
|
define void @mng_display_bgr565() {
|
|
entry:
|
|
br i1 false, label %bb.preheader, label %return
|
|
|
|
bb.preheader:
|
|
br i1 false, label %cond_true48, label %cond_next80
|
|
|
|
cond_true48:
|
|
%tmp = load i8* null
|
|
%tmp51 = zext i8 %tmp to i16
|
|
%tmp99 = load i8* null
|
|
%tmp54 = bitcast i8 %tmp99 to i8
|
|
%tmp54.upgrd.1 = zext i8 %tmp54 to i32
|
|
%tmp55 = lshr i32 %tmp54.upgrd.1, 3
|
|
%tmp55.upgrd.2 = trunc i32 %tmp55 to i16
|
|
%tmp52 = shl i16 %tmp51, 5
|
|
%tmp56 = and i16 %tmp55.upgrd.2, 28
|
|
%tmp57 = or i16 %tmp56, %tmp52
|
|
%tmp60 = zext i16 %tmp57 to i32
|
|
%tmp62 = xor i32 0, 65535
|
|
%tmp63 = mul i32 %tmp60, %tmp62
|
|
%tmp65 = add i32 0, %tmp63
|
|
%tmp69 = add i32 0, %tmp65
|
|
%tmp70 = lshr i32 %tmp69, 16
|
|
%tmp70.upgrd.3 = trunc i32 %tmp70 to i16
|
|
%tmp75 = lshr i16 %tmp70.upgrd.3, 8
|
|
%tmp75.upgrd.4 = trunc i16 %tmp75 to i8
|
|
%tmp76 = lshr i8 %tmp75.upgrd.4, 5
|
|
store i8 %tmp76, i8* null
|
|
ret void
|
|
|
|
cond_next80:
|
|
ret void
|
|
|
|
return:
|
|
ret void
|
|
}
|