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[h8300] increase dwarf address size
- From: DJ Delorie <dj at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Wed, 9 May 2012 20:27:14 -0400
- Subject: [h8300] increase dwarf address size
H8/300 cpus have a larger-than-64k address space, despite 16-bit
pointers. OK to apply? Ok for 4.7 branch?
See also http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48231
* config/h8300/h8300.h (DWARF2_ADDR_SIZE): Define as 4 bytes.
Index: h8300.h
===================================================================
--- h8300.h (revision 187362)
+++ h8300.h (working copy)
@@ -126,12 +126,13 @@ extern const char * const *h8_reg_names;
/* The return address is pushed on the stack. */
#define INCOMING_RETURN_ADDR_RTX gen_rtx_MEM (Pmode, gen_rtx_REG (Pmode, STACK_POINTER_REGNUM))
#define INCOMING_FRAME_SP_OFFSET (POINTER_SIZE / 8)
#define DWARF_CIE_DATA_ALIGNMENT 2
+#define DWARF2_ADDR_SIZE 4
/* Define this if addresses of constant functions
shouldn't be put through pseudo regs where they can be cse'd.
Desirable on machines where ordinary constants are expensive
but a CALL with constant address is cheap.