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https://github.com/thead-yocto-mirror/meta-openembedded
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53 lines
1.8 KiB
Diff
53 lines
1.8 KiB
Diff
Backport of http://gcc.gnu.org/ml/gcc-patches/2010-12/msg01096.html
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This should fix the ICE found in samba
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-Khem
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Index: a/gcc/config/arm/arm.md
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===================================================================
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--- a/gcc/config/arm/arm.md (revision 167797)
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+++ b/gcc/config/arm/arm.md (working copy)
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@@ -4137,8 +4137,8 @@
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})
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(define_split
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- [(set (match_operand:SI 0 "register_operand" "")
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- (zero_extend:SI (match_operand:HI 1 "register_operand" "")))]
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+ [(set (match_operand:SI 0 "s_register_operand" "")
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+ (zero_extend:SI (match_operand:HI 1 "s_register_operand" "")))]
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"!TARGET_THUMB2 && !arm_arch6"
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[(set (match_dup 0) (ashift:SI (match_dup 2) (const_int 16)))
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(set (match_dup 0) (lshiftrt:SI (match_dup 0) (const_int 16)))]
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@@ -4244,8 +4244,8 @@
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})
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(define_split
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- [(set (match_operand:SI 0 "register_operand" "")
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- (zero_extend:SI (match_operand:QI 1 "register_operand" "")))]
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+ [(set (match_operand:SI 0 "s_register_operand" "")
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+ (zero_extend:SI (match_operand:QI 1 "s_register_operand" "")))]
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"!arm_arch6"
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[(set (match_dup 0) (ashift:SI (match_dup 2) (const_int 24)))
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(set (match_dup 0) (lshiftrt:SI (match_dup 0) (const_int 24)))]
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Index: a/gcc/testsuite/gcc.target/arm/pr46883.c
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===================================================================
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--- a/gcc/testsuite/gcc.target/arm/pr46883.c (revision 0)
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+++ b/gcc/testsuite/gcc.target/arm/pr46883.c (revision 0)
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@@ -0,0 +1,16 @@
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+/* { dg-do compile } */
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+/* { dg-options "-O1 -march=armv5te" } */
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+
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+void bar (unsigned char *q, unsigned short *data16s, int len)
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+{
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+ int i;
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+
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+ for (i = 0; i < len; i++)
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+ {
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+ q[2 * i] =
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+ (((data16s[i] & 0xFF) << 8) | ((data16s[i] >> 8) & 0xFF)) & 0xFF;
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+ q[2 * i + 1] =
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+ ((unsigned short)
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+ (((data16s[i] & 0xFF) << 8) | ((data16s[i] >> 8) & 0xFF))) >> 8;
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+ }
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+}
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