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re PR target/20353 (uclibc does not provide C99 math functions) 

2007-01-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/20353
        * gimplify.c (gimplify_modify_expr_complex_part): Move below
        tree_to_gimple_tuple.  Call tree_to_gimple_tuple when we need
        the value.

2007-01-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/30353
        * gcc.c-torture/compile/complex-4.c: New test.

From-SVN: r120404
This commit is contained in:
Andrew Pinski 2007-01-03 23:00:40 +00:00 committed by Andrew Pinski
parent 096be98666
commit d9c2d2969d
4 changed files with 62 additions and 40 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/20353
* gimplify.c (gimplify_modify_expr_complex_part): Move below
tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
the value.
2007-01-03 Kazu Hirata <kazu@codesourcery.com>
* config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,

81
gcc/gimplify.c
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@ -3467,46 +3467,6 @@ gimplify_modify_expr_rhs (tree *expr_p, tree *from_p, tree *to_p, tree *pre_p,
return ret;
}
/* Promote partial stores to COMPLEX variables to total stores. *EXPR_P is
a MODIFY_EXPR with a lhs of a REAL/IMAGPART_EXPR of a variable with
DECL_GIMPLE_REG_P set. */
static enum gimplify_status
gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
{
enum tree_code code, ocode;
tree lhs, rhs, new_rhs, other, realpart, imagpart;
lhs = GENERIC_TREE_OPERAND (*expr_p, 0);
rhs = GENERIC_TREE_OPERAND (*expr_p, 1);
code = TREE_CODE (lhs);
lhs = TREE_OPERAND (lhs, 0);
ocode = code == REALPART_EXPR ? IMAGPART_EXPR : REALPART_EXPR;
other = build1 (ocode, TREE_TYPE (rhs), lhs);
other = get_formal_tmp_var (other, pre_p);
realpart = code == REALPART_EXPR ? rhs : other;
imagpart = code == REALPART_EXPR ? other : rhs;
if (TREE_CONSTANT (realpart) && TREE_CONSTANT (imagpart))
new_rhs = build_complex (TREE_TYPE (lhs), realpart, imagpart);
else
new_rhs = build2 (COMPLEX_EXPR, TREE_TYPE (lhs), realpart, imagpart);
GENERIC_TREE_OPERAND (*expr_p, 0) = lhs;
GENERIC_TREE_OPERAND (*expr_p, 1) = new_rhs;
if (want_value)
{
append_to_statement_list (*expr_p, pre_p);
*expr_p = rhs;
}
return GS_ALL_DONE;
}
/* Destructively convert the TREE pointer in TP into a gimple tuple if
appropriate. */
@ -3553,6 +3513,47 @@ tree_to_gimple_tuple (tree *tp)
}
}
/* Promote partial stores to COMPLEX variables to total stores. *EXPR_P is
a MODIFY_EXPR with a lhs of a REAL/IMAGPART_EXPR of a variable with
DECL_GIMPLE_REG_P set. */
static enum gimplify_status
gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
{
enum tree_code code, ocode;
tree lhs, rhs, new_rhs, other, realpart, imagpart;
lhs = GENERIC_TREE_OPERAND (*expr_p, 0);
rhs = GENERIC_TREE_OPERAND (*expr_p, 1);
code = TREE_CODE (lhs);
lhs = TREE_OPERAND (lhs, 0);
ocode = code == REALPART_EXPR ? IMAGPART_EXPR : REALPART_EXPR;
other = build1 (ocode, TREE_TYPE (rhs), lhs);
other = get_formal_tmp_var (other, pre_p);
realpart = code == REALPART_EXPR ? rhs : other;
imagpart = code == REALPART_EXPR ? other : rhs;
if (TREE_CONSTANT (realpart) && TREE_CONSTANT (imagpart))
new_rhs = build_complex (TREE_TYPE (lhs), realpart, imagpart);
else
new_rhs = build2 (COMPLEX_EXPR, TREE_TYPE (lhs), realpart, imagpart);
GENERIC_TREE_OPERAND (*expr_p, 0) = lhs;
GENERIC_TREE_OPERAND (*expr_p, 1) = new_rhs;
if (want_value)
{
tree_to_gimple_tuple (expr_p);
append_to_statement_list (*expr_p, pre_p);
*expr_p = rhs;
}
return GS_ALL_DONE;
}
/* Gimplify the MODIFY_EXPR node pointed to by EXPR_P.
modify_expr

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30353
* gcc.c-torture/compile/complex-4.c: New test.
2007-01-03 Joseph Myers <joseph@codesourcery.com>
* g++.dg/vect/vect.exp: Skip PowerPC targets not supporting

9
gcc/testsuite/gcc.c-torture/compile/complex-4.c Normal file
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@ -0,0 +1,9 @@
/* This used to ICE because gimplify_modify_expr_complex_part was not
updated for the GIMPLE_MODIFY_EXPR changes in that calling
tree_to_gimple_tuple was needed. */
void f(void)
{
double _Complex Res;
__real__ Res = __imag__ Res = 0.0;
}