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| author | Richard Earnshaw <rearnsha@arm.com> | 2010-04-17 16:53:21 +0000 |
|---|---|---|
| committer | Richard Earnshaw <rearnsha@gcc.gnu.org> | 2010-04-17 16:53:21 +0000 |
| commit | 9e315505dfea0164e7956e6fe5483c11c4b1d3da (patch) | |
| tree | 457eb3e80633ca9295bb5e9c0dd317666b721abe | |
| parent | 6f0668cf3ca454e6b63e4adb5112707facb5834b (diff) | |
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arm.md (negdi2): Remove redundant code to force values into a register.
* arm.md (negdi2): Remove redundant code to force values into a
register.
From-SVN: r158472
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/arm/arm.md | 16 |
2 files changed, 10 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3653f88..3906f65 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2010-04-17 Richard Earnshaw <rearnsha@arm.com> + * arm.md (negdi2): Remove redundant code to force values into a + register. + +2010-04-17 Richard Earnshaw <rearnsha@arm.com> + * arm/bpabi.S: Add EABI alignment attributes to objects. * arm/bpabi-v6m.S: Likewise. * arm/crti.asm: Likewise. diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 2d5003b..9682ba1 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -3533,17 +3533,11 @@ (define_expand "negdi2" [(parallel - [(set (match_operand:DI 0 "s_register_operand" "") - (neg:DI (match_operand:DI 1 "s_register_operand" ""))) + [(set (match_operand:DI 0 "s_register_operand" "") + (neg:DI (match_operand:DI 1 "s_register_operand" ""))) (clobber (reg:CC CC_REGNUM))])] "TARGET_EITHER" - " - if (TARGET_THUMB1) - { - if (GET_CODE (operands[1]) != REG) - operands[1] = force_reg (DImode, operands[1]); - } - " + "" ) ;; The constraints here are to prevent a *partial* overlap (where %Q0 == %R1). @@ -3559,8 +3553,8 @@ ) (define_insn "*thumb1_negdi2" - [(set (match_operand:DI 0 "register_operand" "=&l") - (neg:DI (match_operand:DI 1 "register_operand" "l"))) + [(set (match_operand:DI 0 "register_operand" "=&l") + (neg:DI (match_operand:DI 1 "register_operand" "l"))) (clobber (reg:CC CC_REGNUM))] "TARGET_THUMB1" "mov\\t%R0, #0\;neg\\t%Q0, %Q1\;sbc\\t%R0, %R1" |