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Recommit this change and remove the failing part of the test - it didn't

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pass in the first place and was masked by earlier failures not warning
and aborting the block.

llvm-svn: 119184
This commit is contained in:
Eric Christopher 2010-11-15 21:11:06 +00:00
parent 920856ab38
commit 22b01f0d76
2 changed files with 8 additions and 30 deletions
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9
lib/Target/ARM/ARMFastISel.cpp
View File

@ -590,10 +590,11 @@ bool ARMFastISel::ARMComputeRegOffset(const Value *Obj, unsigned &Base,
// Don't walk into other basic blocks; it's possible we haven't
// visited them yet, so the instructions may not yet be assigned
// virtual registers.
if (FuncInfo.MBBMap[I->getParent()] != FuncInfo.MBB)
return false;
Opcode = I->getOpcode();
U = I;
if (FuncInfo.StaticAllocaMap.count(static_cast<const AllocaInst *>(Obj)) ||
FuncInfo.MBBMap[I->getParent()] == FuncInfo.MBB) {
Opcode = I->getOpcode();
U = I;
}
} else if (const ConstantExpr *C = dyn_cast<ConstantExpr>(Obj)) {
Opcode = C->getOpcode();
U = C;

29
test/CodeGen/ARM/fast-isel.ll
View File

@ -1,5 +1,5 @@
; RUN: true
; RUN: true
; RUN: llc < %s -O0 -fast-isel-abort -mtriple=armv7-apple-darwin
; RUN: llc < %s -O0 -fast-isel-abort -mtriple=thumbv7-apple-darwin
; Very basic fast-isel functionality.
@ -13,27 +13,4 @@ entry:
%tmp1 = load i32* %b.addr
%add = add nsw i32 %tmp, %tmp1
ret i32 %add
}
define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
entry:
%r = load i32* %p
%s = load i32* %q
%y = load i32** %z
br label %fast
fast:
%t0 = add i32 %r, %s
%t1 = mul i32 %t0, %s
%t2 = sub i32 %t1, %s
%t3 = and i32 %t2, %s
%t4 = xor i32 %t3, 3
%t5 = xor i32 %t4, %s
%t6 = add i32 %t5, 2
%t7 = getelementptr i32* %y, i32 1
%t8 = getelementptr i32* %t7, i32 %t6
br label %exit
exit:
ret i32* %t8
}
}