forked from OSchip/llvm-project
[InterleavedLoadComb] Rename uses when inserting new uses.
This fixes a crash due to uses needing to be renamed.
This commit is contained in:
parent
44f0a2658d
commit
e5c4308ba1
|
@ -1224,7 +1224,7 @@ bool InterleavedLoadCombineImpl::combine(std::list<VectorInfo> &InterleavedLoad,
|
|||
auto MSSAU = MemorySSAUpdater(&MSSA);
|
||||
MemoryUse *MSSALoad = cast<MemoryUse>(MSSAU.createMemoryAccessBefore(
|
||||
LI, nullptr, MSSA.getMemoryAccess(InsertionPoint)));
|
||||
MSSAU.insertUse(MSSALoad);
|
||||
MSSAU.insertUse(MSSALoad, /*RenameUses=*/ true);
|
||||
|
||||
// Create the final SVIs and replace all uses.
|
||||
int i = 0;
|
||||
|
|
|
@ -0,0 +1,64 @@
|
|||
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
||||
; RUN: opt -interleaved-load-combine -S -verify-memoryssa %s | FileCheck %s
|
||||
|
||||
target triple = "arm64-apple-darwin"
|
||||
|
||||
declare void @clobber(<2 x double>)
|
||||
|
||||
define void @rename_uses(ptr %src, i1 %c.1, i1 %c.2) {
|
||||
; CHECK-LABEL: @rename_uses(
|
||||
; CHECK-NEXT: bb:
|
||||
; CHECK-NEXT: br label [[OUTER_HEADER:%.*]]
|
||||
; CHECK: outer.header:
|
||||
; CHECK-NEXT: br label [[INNER:%.*]]
|
||||
; CHECK: inner:
|
||||
; CHECK-NEXT: br i1 [[C_1:%.*]], label [[OUTER_LATCH:%.*]], label [[INNER]]
|
||||
; CHECK: outer.latch:
|
||||
; CHECK-NEXT: br i1 [[C_2:%.*]], label [[EXIT:%.*]], label [[OUTER_HEADER]]
|
||||
; CHECK: exit:
|
||||
; CHECK-NEXT: [[GEP_0:%.*]] = getelementptr inbounds [12 x double], ptr [[SRC:%.*]], i64 0, i64 0
|
||||
; CHECK-NEXT: [[GEP_4:%.*]] = getelementptr [12 x double], ptr [[SRC]], i64 0, i64 4
|
||||
; CHECK-NEXT: [[INTERLEAVED_WIDE_LOAD:%.*]] = load <8 x double>, ptr [[GEP_0]], align 8
|
||||
; CHECK-NEXT: [[L_0:%.*]] = load <4 x double>, ptr [[GEP_0]], align 8
|
||||
; CHECK-NEXT: [[L_4:%.*]] = load <4 x double>, ptr [[GEP_4]], align 8
|
||||
; CHECK-NEXT: [[INTERLEAVED_SHUFFLE:%.*]] = shufflevector <8 x double> [[INTERLEAVED_WIDE_LOAD]], <8 x double> poison, <2 x i32> <i32 0, i32 4>
|
||||
; CHECK-NEXT: [[S_0:%.*]] = shufflevector <4 x double> [[L_0]], <4 x double> [[L_4]], <2 x i32> <i32 0, i32 4>
|
||||
; CHECK-NEXT: [[INTERLEAVED_SHUFFLE1:%.*]] = shufflevector <8 x double> [[INTERLEAVED_WIDE_LOAD]], <8 x double> poison, <2 x i32> <i32 1, i32 5>
|
||||
; CHECK-NEXT: [[S_1:%.*]] = shufflevector <4 x double> [[L_0]], <4 x double> [[L_4]], <2 x i32> <i32 1, i32 5>
|
||||
; CHECK-NEXT: [[INTERLEAVED_SHUFFLE2:%.*]] = shufflevector <8 x double> [[INTERLEAVED_WIDE_LOAD]], <8 x double> poison, <2 x i32> <i32 2, i32 6>
|
||||
; CHECK-NEXT: [[S_2:%.*]] = shufflevector <4 x double> [[L_0]], <4 x double> [[L_4]], <2 x i32> <i32 2, i32 6>
|
||||
; CHECK-NEXT: [[INTERLEAVED_SHUFFLE3:%.*]] = shufflevector <8 x double> [[INTERLEAVED_WIDE_LOAD]], <8 x double> poison, <2 x i32> <i32 3, i32 7>
|
||||
; CHECK-NEXT: [[S_3:%.*]] = shufflevector <4 x double> [[L_0]], <4 x double> [[L_4]], <2 x i32> <i32 3, i32 7>
|
||||
; CHECK-NEXT: call void @clobber(<2 x double> [[INTERLEAVED_SHUFFLE]])
|
||||
; CHECK-NEXT: call void @clobber(<2 x double> [[INTERLEAVED_SHUFFLE1]])
|
||||
; CHECK-NEXT: call void @clobber(<2 x double> [[INTERLEAVED_SHUFFLE2]])
|
||||
; CHECK-NEXT: call void @clobber(<2 x double> [[INTERLEAVED_SHUFFLE3]])
|
||||
; CHECK-NEXT: ret void
|
||||
;
|
||||
bb:
|
||||
br label %outer.header
|
||||
|
||||
outer.header:
|
||||
br label %inner
|
||||
|
||||
inner:
|
||||
br i1 %c.1, label %outer.latch, label %inner
|
||||
|
||||
outer.latch:
|
||||
br i1 %c.2, label %exit, label %outer.header
|
||||
|
||||
exit:
|
||||
%gep.0 = getelementptr inbounds [ 12 x double ], ptr %src, i64 0, i64 0
|
||||
%gep.4 = getelementptr [ 12 x double ], ptr %src, i64 0, i64 4
|
||||
%l.0 = load <4 x double>, ptr %gep.0, align 8
|
||||
%l.4 = load <4 x double>, ptr %gep.4, align 8
|
||||
%s.0 = shufflevector <4 x double> %l.0, <4 x double> %l.4, <2 x i32> <i32 0, i32 4>
|
||||
%s.1 = shufflevector <4 x double> %l.0, <4 x double> %l.4, <2 x i32> <i32 1, i32 5>
|
||||
%s.2 = shufflevector <4 x double> %l.0, <4 x double> %l.4, <2 x i32> <i32 2, i32 6>
|
||||
%s.3 = shufflevector <4 x double> %l.0, <4 x double> %l.4, <2 x i32> <i32 3, i32 7>
|
||||
call void @clobber(<2 x double> %s.0)
|
||||
call void @clobber(<2 x double> %s.1)
|
||||
call void @clobber(<2 x double> %s.2)
|
||||
call void @clobber(<2 x double> %s.3)
|
||||
ret void
|
||||
}
|
Loading…
Reference in New Issue