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re PR target/57845 (ICE with -freg-struct-return on SPARC)

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PR target/57845
	* config/sparc/sparc.c (sparc_function_value_1): In 32-bit mode, do
	not promote the mode for aggregate types.

From-SVN: r230074
This commit is contained in:
Eric Botcazou 2015-11-10 00:45:03 +00:00
parent 3a40d81dcd
commit fbae25c008
5 changed files with 30 additions and 4 deletions
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8
gcc/ChangeLog
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@ -1,9 +1,15 @@
2015-11-09 Eric Botcazou <ebotcazou@adacore.com>
PR target/57845
* config/sparc/sparc.c (sparc_function_value_1): In 32-bit mode, do
not promote the mode for aggregate types.
2015-11-09 Nathan Sidwell <nathan@codesourcery.com>
* omp-low.h (replace_oacc_fn_attrib, build_oacc_routine_dims): Declare.
* omp-low.c (build_oacc_routine_dims): New.
2015-11-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2015-11-09 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/constraints.md (wF constraint): New constraints
for power9/toc fusion.

5
gcc/config/sparc/sparc.c
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@ -7329,9 +7329,10 @@ sparc_function_value_1 (const_tree type, machine_mode mode,
mode = word_mode;
}
/* We should only have pointer and integer types at this point. This must
match sparc_promote_function_mode. */
/* We should only have pointer and integer types at this point, except with
-freg-struct-return. This must match sparc_promote_function_mode. */
else if (TARGET_ARCH32
&& !(type && AGGREGATE_TYPE_P (type))
&& mclass == MODE_INT
&& GET_MODE_SIZE (mode) < UNITS_PER_WORD)
mode = word_mode;

8
gcc/testsuite/ChangeLog
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@ -1,4 +1,10 @@
2015-11-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2015-11-09 Eric Botcazou <ebotcazou@adacore.com>
* gcc.target/sparc/sparc-ret.c: Rename to...
* gcc.target/sparc/sparc-ret-1.c: ...this.
* gcc.target/sparc/sparc-ret-2.c: New test.
2015-11-09 Michael Meissner <meissner@linux.vnet.ibm.com>
* lib/target-supports.exp (check_p8vector_hw_available): Split
long line.

0
gcc/testsuite/gcc.target/sparc/sparc-ret.c → gcc/testsuite/gcc.target/sparc/sparc-ret-1.c
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13
gcc/testsuite/gcc.target/sparc/sparc-ret-2.c Normal file
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@ -0,0 +1,13 @@
/* PR target/57845 */
/* { dg-do compile } */
/* { dg-options "-freg-struct-return" } */
struct S { short int i; };
struct S foo (short int i)
{
struct S s;
s.i = i;
return s;
}