Message ID | 87sjj8gh6y.fsf@firetop.home |
---|---|
State | New |
Headers | show |
On 2012/1/22 06:33 PM, Richard Sandiford wrote: > The MIPS16 port has never handled long branches properly; see PR 51931 > for the details. It isn't easy to xfail MIPS16-specific problems at > the dejagnu level because of -mflip-mips16, so the patch below forces > a nomips16 attribute instead. > > Tested on mips64-linux-gnu and applied. > > Richard CCing Catherine, I think we have a fix for this? Thanks, Chung-Lin
Index: gcc/testsuite/gcc.c-torture/compile/20001226-1.c =================================================================== --- gcc/testsuite/gcc.c-torture/compile/20001226-1.c 2012-01-21 11:06:35.000000000 +0000 +++ gcc/testsuite/gcc.c-torture/compile/20001226-1.c 2012-01-21 11:24:26.000000000 +0000 @@ -21,6 +21,10 @@ #define C256(x,y) C64(x,y) C64(x,y+4) C6 #define C1024(x,y) C256(x,y) C256(x+16,y) C256(x+32,y) C256(x+48,y) #define C4096(x,y) C1024(x,y) C1024(x,y+16) C1024(x,y+32) C1024(x,y+48) +#ifdef __mips +/* See PR 51931. */ +__attribute__((nomips16)) +#endif unsigned foo(int x[64], int y[64]) { C4096(x,y); Index: gcc/testsuite/g++.dg/opt/longbranch1.C =================================================================== --- gcc/testsuite/g++.dg/opt/longbranch1.C 2012-01-21 11:24:44.000000000 +0000 +++ gcc/testsuite/g++.dg/opt/longbranch1.C 2012-01-21 11:24:48.000000000 +0000 @@ -26,6 +26,10 @@ #define verymuchcode \ muchcode; muchcode; muchcode; muchcode; muchcode; muchcode; \ muchcode; muchcode; muchcode; muchcode; muchcode; muchcode +#ifdef __mips +/* See PR 51931. */ +__attribute__((nomips16)) +#endif int main (int argc, char **argv) {