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Put constant or read-only declaration into text section when -fbaserel.

This commit is contained in:
Krystian Bacławski 2016-10-16 23:13:32 +02:00
parent 37b17409b3
commit 66cec84930
1 changed files with 4 additions and 14 deletions
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18
gcc/config/m68k/amigaos.c
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@ -36,8 +36,7 @@ Boston, MA 02111-1307, USA. */
This function is used in base relative code generation. */
int
read_only_operand (operand)
rtx operand;
read_only_operand (rtx operand)
{
if (GET_CODE (operand) == CONST)
operand = XEXP (XEXP (operand, 0), 0);
@ -48,21 +47,12 @@ read_only_operand (operand)
/* This function is used while generating a base relative code.
It returns 1 if a decl is not relocatable, i. e., if it can be put
in the text section.
Currently, it's very primitive: it just checks if the object size
is less than 4 bytes (i. e., if it can hold a pointer). It also
supports arrays and floating point types. */
in the text section. */
int
amigaos_put_in_text (decl)
tree decl;
amigaos_put_in_text (tree decl)
{
tree type = TREE_TYPE (decl);
if (TREE_CODE (type) == ARRAY_TYPE)
type = TREE_TYPE (type);
return (TREE_INT_CST_HIGH (TYPE_SIZE (type)) == 0
&& TREE_INT_CST_LOW (TYPE_SIZE (type)) < 32)
|| FLOAT_TYPE_P (type);
return (TREE_READONLY(decl) || TREE_CONSTANT(decl));
}
/* Common routine used to check if a4 should be preserved/restored. */