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Revert commit r157966 

llvm-svn: 157972
This commit is contained in:
Joel Jones 2012-06-05 00:47:21 +00:00
parent 38c5849e7e
commit 7f2ac7a2c8
2 changed files with 0 additions and 43 deletions
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24
llvm/lib/Target/ARM/ARMInstrThumb2.td
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@ -62,14 +62,6 @@ def t2_so_imm_neg_XFORM : SDNodeXForm<imm, [{
return CurDAG->getTargetConstant(-((int)N->getZExtValue()), MVT::i32); return CurDAG->getTargetConstant(-((int)N->getZExtValue()), MVT::i32);
}]>; }]>;
// so_imm_not_sext_XFORM - Return a so_imm value packed into the format
// described for so_imm_not_sext def below.
def t2_so_imm_not_sext_XFORM : SDNodeXForm<imm, [{
APInt apIntN = N->getAPIntValue();
unsigned N16bitSignExt = apIntN.trunc(16).sext(32).getZExtValue();
return CurDAG->getTargetConstant(~N16bitSignExt, MVT::i32);
}]>;
// t2_so_imm - Match a 32-bit immediate operand, which is an // t2_so_imm - Match a 32-bit immediate operand, which is an
// 8-bit immediate rotated by an arbitrary number of bits, or an 8-bit // 8-bit immediate rotated by an arbitrary number of bits, or an 8-bit
// immediate splatted into multiple bytes of the word. // immediate splatted into multiple bytes of the word.
@ -94,17 +86,6 @@ def t2_so_imm_not : Operand<i32>, PatLeaf<(imm), [{
let ParserMatchClass = t2_so_imm_not_asmoperand; let ParserMatchClass = t2_so_imm_not_asmoperand;
} }
// t2_so_imm_not_sext - Match an immediate that when zero-extended
// from 16-bits to 32-bits is a complement of a t2_so_imm.
def t2_so_imm_not_sext : Operand<i32>, PatLeaf<(imm), [{
APInt apIntN = N->getAPIntValue();
if (!apIntN.isIntN(16)) return false;
unsigned N16bitSignExt = apIntN.trunc(16).sext(32).getZExtValue();
return ARM_AM::getT2SOImmVal(~N16bitSignExt) != -1;
}], t2_so_imm_not_sext_XFORM> {
let ParserMatchClass = t2_so_imm_not_asmoperand;
}
// t2_so_imm_neg - Match an immediate that is a negation of a t2_so_imm. // t2_so_imm_neg - Match an immediate that is a negation of a t2_so_imm.
def t2_so_imm_neg_asmoperand : AsmOperandClass { let Name = "T2SOImmNeg"; } def t2_so_imm_neg_asmoperand : AsmOperandClass { let Name = "T2SOImmNeg"; }
def t2_so_imm_neg : Operand<i32>, PatLeaf<(imm), [{ def t2_so_imm_neg : Operand<i32>, PatLeaf<(imm), [{
@ -2351,11 +2332,6 @@ let AddedComplexity = 1 in
def : T2Pat<(and rGPR:$src, t2_so_imm_not:$imm), def : T2Pat<(and rGPR:$src, t2_so_imm_not:$imm),
(t2BICri rGPR:$src, t2_so_imm_not:$imm)>; (t2BICri rGPR:$src, t2_so_imm_not:$imm)>;
// so_imm_not_sext is needed instead of so_imm_not, as the value of imm
// will match the original bitWidth for $src.
def : T2Pat<(and rGPR:$src, t2_so_imm_not_sext:$imm),
(t2BICri rGPR:$src, t2_so_imm_not_sext:$imm)>;
// FIXME: Disable this pattern on Darwin to workaround an assembler bug. // FIXME: Disable this pattern on Darwin to workaround an assembler bug.
def : T2Pat<(or rGPR:$src, t2_so_imm_not:$imm), def : T2Pat<(or rGPR:$src, t2_so_imm_not:$imm),
(t2ORNri rGPR:$src, t2_so_imm_not:$imm)>, (t2ORNri rGPR:$src, t2_so_imm_not:$imm)>,

19
llvm/test/CodeGen/ARM/bicNoZext.ll
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@ -1,19 +0,0 @@
; RUN: llc %s -o - | FileCheck %s
; ModuleID = 'bic.c'
target triple = "thumbv7-apple-ios3.0.0"
define zeroext i16 @foo16(i16 zeroext %f) nounwind readnone optsize ssp {
entry:
; CHECK: .thumb_func _foo16
; CHECK: {{bic[^#]*#3}}
%and = and i16 %f, -4
ret i16 %and
}
define i32 @foo32(i32 %f) nounwind readnone optsize ssp {
entry:
; CHECK: .thumb_func _foo32
; CHECK: {{bic[^#]*#3}}
%and = and i32 %f, -4
ret i32 %and
}