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rs6000.c (rs6000_real_tls_symbol_ref_p): New function. 

gcc/
	* config/rs6000/rs6000.c (rs6000_real_tls_symbol_ref_p): New function.
	(rs6000_delegitimize_address): Use it.

From-SVN: r210544
This commit is contained in:
Richard Sandiford 2014-05-17 07:34:57 +00:00 committed by Richard Sandiford
parent 23b3372508
commit a1242f174c
2 changed files with 16 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-05-17 Richard Sandiford <rdsandiford@googlemail.com>
* config/rs6000/rs6000.c (rs6000_real_tls_symbol_ref_p): New function.
(rs6000_delegitimize_address): Use it.
2014-05-17 Richard Sandiford <rdsandiford@googlemail.com>
* emit-rtl.h (replace_equiv_address, replace_equiv_address_nv): Add an

12
gcc/config/rs6000/rs6000.c
View File

@ -6803,6 +6803,16 @@ rs6000_output_dwarf_dtprel (FILE *file, int size, rtx x)
fputs ("@dtprel+0x8000", file);
}
/* Return true if X is a symbol that refers to real (rather than emulated)
TLS. */
static bool
rs6000_real_tls_symbol_ref_p (rtx x)
{
return (GET_CODE (x) == SYMBOL_REF
&& SYMBOL_REF_TLS_MODEL (x) >= TLS_MODEL_REAL);
}
/* In the name of slightly smaller debug output, and to cater to
general assembler lossage, recognize various UNSPEC sequences
and turn them back into a direct symbol reference. */
@ -6860,7 +6870,7 @@ rs6000_delegitimize_address (rtx orig_x)
if (TARGET_XCOFF
&& GET_CODE (y) == SYMBOL_REF
&& CONSTANT_POOL_ADDRESS_P (y)
&& SYMBOL_REF_TLS_MODEL (get_pool_constant (y)) >= TLS_MODEL_REAL)
&& rs6000_real_tls_symbol_ref_p (get_pool_constant (y)))
return orig_x;
#endif