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Add cases to cover the rest of the patterns we should be matching 

llvm-svn: 21175
This commit is contained in:
Nate Begeman 2005-04-09 08:29:59 +00:00
parent 888c5fdcc2
commit 968e44a900
1 changed files with 19 additions and 9 deletions
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28
llvm/test/Regression/CodeGen/PowerPC/fma.ll
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@ -1,6 +1,11 @@
; RUN: llvm-as < %s | llc -march=ppc32 -enable-ppc-pattern-isel | grep 'fn\?madd\|fn\?msub' | wc -l | grep 5
; RUN: llvm-as < %s | llc -march=ppc32 -enable-ppc-pattern-isel | grep 'fn\?madd\|fn\?msub' | wc -l | grep 7
double %test_FMADD(double %A, double %B, double %C) {
double %test_FMADD1(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = add double %D, %C
ret double %E
}
double %test_FMADD2(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = add double %D, %C
ret double %E
@ -12,19 +17,24 @@ double %test_FMSUB(double %A, double %B, double %C) {
}
double %test_FNMADD1(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = sub double %D, %C
%E = add double %D, %C
%F = sub double -0.0, %E
ret double %F
}
double %test_FNMADD2(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = add double %D, %C
%F = sub double -0.0, %E
ret double %F
}
double %test_FNMADD3(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = add double %C, %D
%F = sub double -0.0, %E
ret double %F
}
double %test_FNMSUB1(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = sub double %C, %D
ret double %E
}
double %test_FNMSUB2(double %A, double %B, double %C) {
%D = mul double %A, %B
%E = sub double %D, %C
%F = sub double -0.0, %E
ret double %F
}