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From 34bd4baaa0f6583f9ff99544c732350c199ec0e2 Mon Sep 17 00:00:00 2001
From: qiyao <qiyao@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 18 Aug 2010 12:33:43 +0000
Subject: [PATCH 4/6] gcc/ PR target/45094 * config/arm/arm.c (output_move_double): Fix typo generating instructions ('ldr'->'str').
gcc/testsuite/
PR target/45094
* gcc.target/arm/pr45094.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163338 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/config/arm/arm.c | 8 ++++----
gcc/testsuite/gcc.target/arm/pr45094.c | 27 +++++++++++++++++++++++++++
2 files changed, 31 insertions(+), 4 deletions(-)
create mode 100644 gcc/testsuite/gcc.target/arm/pr45094.c
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index a06a38b..0382b24 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -12182,13 +12182,13 @@ output_move_double (rtx *operands)
{
if (GET_CODE (XEXP (operands[0], 0)) == PRE_MODIFY)
{
- output_asm_insn ("ldr%?\t%0, [%1, %2]!", otherops);
- output_asm_insn ("ldr%?\t%H0, [%1, #4]", otherops);
+ output_asm_insn ("str%?\t%0, [%1, %2]!", otherops);
+ output_asm_insn ("str%?\t%H0, [%1, #4]", otherops);
}
else
{
- output_asm_insn ("ldr%?\t%H0, [%1, #4]", otherops);
- output_asm_insn ("ldr%?\t%0, [%1], %2", otherops);
+ output_asm_insn ("str%?\t%H0, [%1, #4]", otherops);
+ output_asm_insn ("str%?\t%0, [%1], %2", otherops);
}
}
else if (GET_CODE (XEXP (operands[0], 0)) == PRE_MODIFY)
diff --git a/gcc/testsuite/gcc.target/arm/pr45094.c b/gcc/testsuite/gcc.target/arm/pr45094.c
new file mode 100644
index 0000000..05f16d8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arm/pr45094.c
@@ -0,0 +1,27 @@
+/* { dg-do run } */
+/* { dg-require-effective-target arm_neon_hw } */
+/* { dg-options "-O2 -mcpu=cortex-a8" } */
+/* { dg-add-options arm_neon } */
+
+#include <stdlib.h>
+
+long long buffer[32];
+
+void __attribute__((noinline)) f(long long *p, int n)
+{
+ while (--n >= 0)
+ {
+ *p = 1;
+ p += 32;
+ }
+}
+
+int main(void)
+{
+ f(buffer, 1);
+
+ if (!buffer[0])
+ abort();
+
+ return 0;
+}
--
1.7.4
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