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Don't specify CR sub-registers as implicit defs of BL instructions.

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It is enough to give the super registers CR0, CR1, ..., and specifying the
sub-registers as well causes confusion in the liveness computations.

llvm-svn: 92778
This commit is contained in:
Jakob Stoklund Olesen 2010-01-05 21:38:37 +00:00
parent 65d5ec781a
commit 8e4cdf70e1
1 changed files with 2 additions and 6 deletions
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8
lib/Target/PowerPC/PPCInstrInfo.td
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@ -430,9 +430,7 @@ let isCall = 1, PPC970_Unit = 7,
F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
LR,CTR,
CR0,CR1,CR5,CR6,CR7,
CR0LT,CR0GT,CR0EQ,CR0UN,CR1LT,CR1GT,CR1EQ,CR1UN,CR5LT,CR5GT,CR5EQ,
CR5UN,CR6LT,CR6GT,CR6EQ,CR6UN,CR7LT,CR7GT,CR7EQ,CR7UN,CARRY] in {
CR0,CR1,CR5,CR6,CR7,CARRY] in {
// Convenient aliases for call instructions
let Uses = [RM] in {
def BL_Darwin : IForm<18, 0, 1,
@ -457,9 +455,7 @@ let isCall = 1, PPC970_Unit = 7,
F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
LR,CTR,
CR0,CR1,CR5,CR6,CR7,
CR0LT,CR0GT,CR0EQ,CR0UN,CR1LT,CR1GT,CR1EQ,CR1UN,CR5LT,CR5GT,CR5EQ,
CR5UN,CR6LT,CR6GT,CR6EQ,CR6UN,CR7LT,CR7GT,CR7EQ,CR7UN,CARRY] in {
CR0,CR1,CR5,CR6,CR7,CARRY] in {
// Convenient aliases for call instructions
let Uses = [RM] in {
def BL_SVR4 : IForm<18, 0, 1,