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add support for integer extloads 

llvm-svn: 24840
This commit is contained in:
Chris Lattner 2005-12-18 23:18:37 +00:00
parent c70ed7721b
commit 030672f16b
1 changed files with 9 additions and 0 deletions
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9
llvm/lib/Target/SparcV8/SparcV8InstrInfo.td
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@ -713,3 +713,12 @@ def : Pat<(V8lo tconstpool:$in), (ORri G0, tconstpool:$in)>;
// Return of a value, which has an input flag. // Return of a value, which has an input flag.
def : Pat<(retflag ICC/*HACK*/), (RETL)>; def : Pat<(retflag ICC/*HACK*/), (RETL)>;
// Map integer extload's to zextloads.
// Handling 1 bit extload
def : Pat<(i32 (extload ADDRrr:$src, i1)), (LDUBrr ADDRrr:$src)>;
def : Pat<(i32 (extload ADDRri:$src, i1)), (LDUBri ADDRri:$src)>;
def : Pat<(i32 (extload ADDRrr:$src, i8)), (LDUBrr ADDRrr:$src)>;
def : Pat<(i32 (extload ADDRri:$src, i8)), (LDUBri ADDRri:$src)>;
def : Pat<(i32 (extload ADDRrr:$src, i16)), (LDUHrr ADDRrr:$src)>;
def : Pat<(i32 (extload ADDRri:$src, i16)), (LDUHri ADDRri:$src)>;