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2011-08-18 Richard Sandiford <richard.sandiford@linaro.org>
gcc/
Backport from mainline:
2011-08-18 Richard Sandiford <richard.sandiford@linaro.org>
* config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
(arm_size_rtx_costs): Likewise.
=== modified file 'gcc/config/arm/arm.c'
--- old/gcc/config/arm/arm.c 2011-08-12 08:08:31 +0000
+++ new/gcc/config/arm/arm.c 2011-08-18 13:53:37 +0000
@@ -7464,6 +7464,9 @@
*total = COSTS_N_INSNS (4);
return true;
+ case SET:
+ return false;
+
default:
*total = COSTS_N_INSNS (4);
return false;
@@ -7811,6 +7814,9 @@
*total = COSTS_N_INSNS (1) + 1;
return true;
+ case SET:
+ return false;
+
default:
if (mode != VOIDmode)
*total = COSTS_N_INSNS (ARM_NUM_REGS (mode));
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