Fix sparc %gsr write elimination and add a testcase.

[gcc.git] / gcc / config / sparc / sparc.c

diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index 8193d1cf4889772ce1c97f35ce76b16834b5f03a..a395321dd3e9ecda6265d0c429e53a5d0954ff37 100644 (file)
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -10426,6 +10426,8 @@ sparc_conditional_register_usage (void)
       for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
        leaf_reg_remap [regno] = regno;
     }
+  if (TARGET_VIS)
+    global_regs[SPARC_GSR_REG] = 1;
 }
 
 /* Implement TARGET_PREFERRED_RELOAD_CLASS