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33 lines
1.0 KiB
Diff
33 lines
1.0 KiB
Diff
2010-11-08 Yao Qi <yao@codesourcery.com>
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Backport from mainline:
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gcc/
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2010-08-02 Bernd Schmidt <bernds@codesourcery.com>
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* config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the
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if statement which adds extra costs to frame-related
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expressions.
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=== modified file 'gcc/config/arm/arm.c'
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--- old/gcc/config/arm/arm.c 2010-11-11 11:00:53 +0000
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+++ new/gcc/config/arm/arm.c 2010-11-11 11:50:33 +0000
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@@ -6805,12 +6805,10 @@
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since then they might not be moved outside of loops. As a compromise
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we allow integration with ops that have a constant as their second
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operand. */
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- if ((REG_OR_SUBREG_REG (XEXP (x, 0))
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- && ARM_FRAME_RTX (REG_OR_SUBREG_RTX (XEXP (x, 0)))
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- && GET_CODE (XEXP (x, 1)) != CONST_INT)
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- || (REG_OR_SUBREG_REG (XEXP (x, 0))
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- && ARM_FRAME_RTX (REG_OR_SUBREG_RTX (XEXP (x, 0)))))
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- *total = 4;
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+ if (REG_OR_SUBREG_REG (XEXP (x, 0))
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+ && ARM_FRAME_RTX (REG_OR_SUBREG_RTX (XEXP (x, 0)))
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+ && GET_CODE (XEXP (x, 1)) != CONST_INT)
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+ *total = COSTS_N_INSNS (1);
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if (mode == DImode)
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{
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