[llvm-commits] [llvm] r104891 - in /llvm/trunk: lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp test/CodeGen/ARM/inlineasm.ll
Evan Cheng
evan.cheng at apple.com
Thu May 27 15:08:38 PDT 2010
Author: evancheng
Date: Thu May 27 17:08:38 2010
New Revision: 104891
URL: http://llvm.org/viewvc/llvm-project?rev=104891&view=rev
Log:
llvm can't correctly support 'H', 'Q' and 'R' modifiers. Just mark it an error.
Modified:
llvm/trunk/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
llvm/trunk/test/CodeGen/ARM/inlineasm.ll
Modified: llvm/trunk/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp?rev=104891&r1=104890&r2=104891&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp Thu May 27 17:08:38 2010
@@ -1064,27 +1064,11 @@
printOperand(MI, OpNum, O);
return false;
case 'Q':
- // Print the least significant half of a register pair.
- if (TM.getTargetData()->isBigEndian())
- break;
- printOperand(MI, OpNum, O);
- return false;
case 'R':
- // Print the most significant half of a register pair.
- if (TM.getTargetData()->isLittleEndian())
- break;
- printOperand(MI, OpNum, O);
- return false;
case 'H':
- break;
- }
- // Print the second half of a register pair (for 'Q', 'R' or 'H').
- // Verify that this operand has two consecutive registers.
- if (!MI->getOperand(OpNum).isReg() ||
- OpNum+1 == MI->getNumOperands() ||
- !MI->getOperand(OpNum+1).isReg())
+ llvm_unreachable("llvm does not support 'Q', 'R', and 'H' modifiers!");
return true;
- ++OpNum;
+ }
}
printOperand(MI, OpNum, O);
Modified: llvm/trunk/test/CodeGen/ARM/inlineasm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/inlineasm.ll?rev=104891&r1=104890&r2=104891&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/inlineasm.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/inlineasm.ll Thu May 27 17:08:38 2010
@@ -6,14 +6,6 @@
}
define void @test2() {
- %tmp1 = call i64 asm "ldmia $1!, {$0, ${0:H}}", "=r,=*r,1"( i32** null, i32* null ) ; <i64> [#uses=2]
- %tmp2 = lshr i64 %tmp1, 32 ; <i64> [#uses=1]
- %tmp3 = trunc i64 %tmp2 to i32 ; <i32> [#uses=1]
- %tmp4 = call i32 asm "pkhbt $0, $1, $2, lsl #16", "=r,r,r"( i32 0, i32 %tmp3 ) ; <i32> [#uses=0]
- ret void
-}
-
-define void @test3() {
tail call void asm sideeffect "/* number: ${0:c} */", "i"( i32 1 )
ret void
}
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