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toolchain/gcc: fix -Os recursion on ARMv5 for gcc 4.5.0 & 4.5.1 (http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44392)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22899 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
acoul 2010-09-04 17:00:55 +00:00
parent bd94e8e047
commit d3108e930a
2 changed files with 140 additions and 0 deletions

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@ -0,0 +1,70 @@
>From d0557763b0713a4c006bd2405eede3924569cafd Mon Sep 17 00:00:00 2001
From: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Date: Mon, 5 Jul 2010 11:28:49 +0100
Subject: [PATCH 2/2] Fix PR44392
---
gcc/config/arm/arm.md | 43 +++++++++++++++++++------------------------
1 files changed, 19 insertions(+), 24 deletions(-)
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 2096ec6..f0348f3 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -11318,34 +11318,29 @@
(define_expand "bswapsi2"
[(set (match_operand:SI 0 "s_register_operand" "=r")
(bswap:SI (match_operand:SI 1 "s_register_operand" "r")))]
-"TARGET_EITHER"
+"TARGET_EITHER && (arm_arch6 || !optimize_size)"
"
- if (!arm_arch6)
- {
- if (!optimize_size)
- {
- rtx op2 = gen_reg_rtx (SImode);
- rtx op3 = gen_reg_rtx (SImode);
+ if (!arm_arch6)
+ {
+ rtx op2 = gen_reg_rtx (SImode);
+ rtx op3 = gen_reg_rtx (SImode);
- if (TARGET_THUMB)
- {
- rtx op4 = gen_reg_rtx (SImode);
- rtx op5 = gen_reg_rtx (SImode);
+ if (TARGET_THUMB)
+ {
+ rtx op4 = gen_reg_rtx (SImode);
+ rtx op5 = gen_reg_rtx (SImode);
- emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
- op2, op3, op4, op5));
- }
- else
- {
- emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
- op2, op3));
- }
+ emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
+ op2, op3, op4, op5));
+ }
+ else
+ {
+ emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
+ op2, op3));
+ }
- DONE;
- }
- else
- FAIL;
- }
+ DONE;
+ }
"
)
--
1.6.2

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@ -0,0 +1,70 @@
>From d0557763b0713a4c006bd2405eede3924569cafd Mon Sep 17 00:00:00 2001
From: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Date: Mon, 5 Jul 2010 11:28:49 +0100
Subject: [PATCH 2/2] Fix PR44392
---
gcc/config/arm/arm.md | 43 +++++++++++++++++++------------------------
1 files changed, 19 insertions(+), 24 deletions(-)
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 2096ec6..f0348f3 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -11318,34 +11318,29 @@
(define_expand "bswapsi2"
[(set (match_operand:SI 0 "s_register_operand" "=r")
(bswap:SI (match_operand:SI 1 "s_register_operand" "r")))]
-"TARGET_EITHER"
+"TARGET_EITHER && (arm_arch6 || !optimize_size)"
"
- if (!arm_arch6)
- {
- if (!optimize_size)
- {
- rtx op2 = gen_reg_rtx (SImode);
- rtx op3 = gen_reg_rtx (SImode);
+ if (!arm_arch6)
+ {
+ rtx op2 = gen_reg_rtx (SImode);
+ rtx op3 = gen_reg_rtx (SImode);
- if (TARGET_THUMB)
- {
- rtx op4 = gen_reg_rtx (SImode);
- rtx op5 = gen_reg_rtx (SImode);
+ if (TARGET_THUMB)
+ {
+ rtx op4 = gen_reg_rtx (SImode);
+ rtx op5 = gen_reg_rtx (SImode);
- emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
- op2, op3, op4, op5));
- }
- else
- {
- emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
- op2, op3));
- }
+ emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
+ op2, op3, op4, op5));
+ }
+ else
+ {
+ emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
+ op2, op3));
+ }
- DONE;
- }
- else
- FAIL;
- }
+ DONE;
+ }
"
)
--
1.6.2