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arm.c (legitimize_pic_address): Handle LABEL_REFs in substantially the same way as we handle SYMBOL_REFS. 

* arm.c (legitimize_pic_address): Handle LABEL_REFs in substantially
the same way as we handle SYMBOL_REFS.

From-SVN: r47973
This commit is contained in:
Richard Earnshaw 2001-12-13 13:58:47 +00:00 committed by Richard Earnshaw
parent 62ab1cafcf
commit a3c48721b5
2 changed files with 17 additions and 24 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-12-13 Richard Earnshaw <rearnsha@arm.com>
* arm.c (legitimize_pic_address): Handle LABEL_REFs in substantially
the same way as we handle SYMBOL_REFS.
Thu Dec 13 07:47:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* loop.c (remove_constant_addition): Fix prototype and whitespace.

36
gcc/config/arm/arm.c
View File

@ -2254,7 +2254,8 @@ legitimize_pic_address (orig, mode, reg)
enum machine_mode mode;
rtx reg;
{
if (GET_CODE (orig) == SYMBOL_REF)
if (GET_CODE (orig) == SYMBOL_REF
|| GET_CODE (orig) == LABEL_REF)
{
#ifndef AOF_ASSEMBLER
rtx pic_ref, address;
@ -2287,10 +2288,16 @@ legitimize_pic_address (orig, mode, reg)
else
emit_insn (gen_pic_load_addr_thumb (address, orig));
pic_ref = gen_rtx_MEM (Pmode,
gen_rtx_PLUS (Pmode, pic_offset_table_rtx,
address));
RTX_UNCHANGING_P (pic_ref) = 1;
if (GET_CODE (orig) == LABEL_REF && NEED_GOT_RELOC)
pic_ref = gen_rtx_PLUS (Pmode, pic_offset_table_rtx, address);
else
{
pic_ref = gen_rtx_MEM (Pmode,
gen_rtx_PLUS (Pmode, pic_offset_table_rtx,
address));
RTX_UNCHANGING_P (pic_ref) = 1;
}
insn = emit_move_insn (reg, pic_ref);
#endif
current_function_uses_pic_offset_table = 1;
@ -2351,25 +2358,6 @@ legitimize_pic_address (orig, mode, reg)
return gen_rtx_PLUS (Pmode, base, offset);
}
else if (GET_CODE (orig) == LABEL_REF)
{
current_function_uses_pic_offset_table = 1;
if (NEED_GOT_RELOC)
{
rtx pic_ref, address = gen_reg_rtx (Pmode);
if (TARGET_ARM)
emit_insn (gen_pic_load_addr_arm (address, orig));
else
emit_insn (gen_pic_load_addr_thumb (address, orig));
pic_ref = gen_rtx_PLUS (Pmode, pic_offset_table_rtx, address);
emit_move_insn (address, pic_ref);
return address;
}
}
return orig;
}