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authorUros Bizjak <uros@gcc.gnu.org>2015-11-17 10:45:35 +0100
committerUros Bizjak <uros@gcc.gnu.org>2015-11-17 10:45:35 +0100
commit0076c82f7682660c97e6c2e2c72960f443b40bf9 (patch)
treebabc7b76fe64b403a53a2ebff7f6d6b1b7d0e447
parentb6eab8196c2a2c9c3aab38aecb6c528e8afd67ab (diff)
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re PR target/68263 (Vector "*mov<mode>_internal" fails to handle misaligned load/store from reload)
PR target/68263 * config/i386/i386.h (BIGGEST_ALIGNMENT): Always define to 32 for IAMCU. * config/i386/sse.md (*mov<mode>_internal): Always enable AVX and SSE unaligned moves for IAMCU. From-SVN: r230456
-rw-r--r--gcc/config/i386/i386.h2
-rw-r--r--gcc/config/i386/sse.md12
2 files changed, 7 insertions, 7 deletions
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 829c3f4..ceda472 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -814,7 +814,7 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
TARGET_ABSOLUTE_BIGGEST_ALIGNMENT. */
#define BIGGEST_ALIGNMENT \
- (TARGET_AVX512F ? 512 : (TARGET_AVX ? 256 : (TARGET_IAMCU ? 32 : 128)))
+ (TARGET_IAMCU ? 32 : (TARGET_AVX512F ? 512 : (TARGET_AVX ? 256 : 128)))
/* Maximum stack alignment. */
#define MAX_STACK_ALIGNMENT MAX_OFILE_ALIGNMENT
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 71d78f7..e7b517a 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -892,30 +892,30 @@
case MODE_V16SF:
case MODE_V8SF:
case MODE_V4SF:
- if (TARGET_AVX
+ if ((TARGET_AVX || TARGET_IAMCU)
&& (misaligned_operand (operands[0], <MODE>mode)
|| misaligned_operand (operands[1], <MODE>mode)))
- return "vmovups\t{%1, %0|%0, %1}";
+ return "%vmovups\t{%1, %0|%0, %1}";
else
return "%vmovaps\t{%1, %0|%0, %1}";
case MODE_V8DF:
case MODE_V4DF:
case MODE_V2DF:
- if (TARGET_AVX
+ if ((TARGET_AVX || TARGET_IAMCU)
&& (misaligned_operand (operands[0], <MODE>mode)
|| misaligned_operand (operands[1], <MODE>mode)))
- return "vmovupd\t{%1, %0|%0, %1}";
+ return "%vmovupd\t{%1, %0|%0, %1}";
else
return "%vmovapd\t{%1, %0|%0, %1}";
case MODE_OI:
case MODE_TI:
- if (TARGET_AVX
+ if ((TARGET_AVX || TARGET_IAMCU)
&& (misaligned_operand (operands[0], <MODE>mode)
|| misaligned_operand (operands[1], <MODE>mode)))
return TARGET_AVX512VL ? "vmovdqu64\t{%1, %0|%0, %1}"
- : "vmovdqu\t{%1, %0|%0, %1}";
+ : "%vmovdqu\t{%1, %0|%0, %1}";
else
return TARGET_AVX512VL ? "vmovdqa64\t{%1, %0|%0, %1}"
: "%vmovdqa\t{%1, %0|%0, %1}";