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aarch64.c (aarch64_load_symref_appropriately): Handle SYMBOL_SMALL_TLSGD for ILP32. 

2016-12-08  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

gcc
	* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
	Handle SYMBOL_SMALL_TLSGD for ILP32.
	* config/aarch64/aarch64.md : tlsgd_small modified into
	tlsgd_small_<mode> to support SImode and DImode.
	*tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
	DImode.

gcc/testsuite
	* gcc.target/aarch64/pr78382.c : New Testcase.

From-SVN: r243428
This commit is contained in:
Naveen H.S 2016-12-08 05:09:37 +00:00 committed by Naveen H.S
parent 4ba8f0a3a4
commit 23b88fda66
5 changed files with 33 additions and 6 deletions
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9
gcc/ChangeLog
View File

@ -1,3 +1,12 @@
2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
Handle SYMBOL_SMALL_TLSGD for ILP32.
* config/aarch64/aarch64.md : tlsgd_small modified into
tlsgd_small_<mode> to support SImode and DImode.
*tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
DImode.
2016-12-08 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):

8
gcc/config/aarch64/aarch64.c
View File

@ -1379,10 +1379,14 @@ aarch64_load_symref_appropriately (rtx dest, rtx imm,
case SYMBOL_SMALL_TLSGD:
{
rtx_insn *insns;
rtx result = gen_rtx_REG (Pmode, R0_REGNUM);
machine_mode mode = GET_MODE (dest);
rtx result = gen_rtx_REG (mode, R0_REGNUM);
start_sequence ();
aarch64_emit_call_insn (gen_tlsgd_small (result, imm));
if (TARGET_ILP32)
aarch64_emit_call_insn (gen_tlsgd_small_si (result, imm));
else
aarch64_emit_call_insn (gen_tlsgd_small_di (result, imm));
insns = get_insns ();
end_sequence ();

8
gcc/config/aarch64/aarch64.md
View File

@ -5173,20 +5173,20 @@
;; The TLS ABI specifically requires that the compiler does not schedule
;; instructions in the TLS stubs, in order to enable linker relaxation.
;; Therefore we treat the stubs as an atomic sequence.
(define_expand "tlsgd_small"
(define_expand "tlsgd_small_<mode>"
[(parallel [(set (match_operand 0 "register_operand" "")
(call (mem:DI (match_dup 2)) (const_int 1)))
(unspec:DI [(match_operand:DI 1 "aarch64_valid_symref" "")] UNSPEC_GOTSMALLTLS)
(unspec:DI [(match_operand:PTR 1 "aarch64_valid_symref" "")] UNSPEC_GOTSMALLTLS)
(clobber (reg:DI LR_REGNUM))])]
""
{
operands[2] = aarch64_tls_get_addr ();
})
(define_insn "*tlsgd_small"
(define_insn "*tlsgd_small_<mode>"
[(set (match_operand 0 "register_operand" "")
(call (mem:DI (match_operand:DI 2 "" "")) (const_int 1)))
(unspec:DI [(match_operand:DI 1 "aarch64_valid_symref" "S")] UNSPEC_GOTSMALLTLS)
(unspec:DI [(match_operand:PTR 1 "aarch64_valid_symref" "S")] UNSPEC_GOTSMALLTLS)
(clobber (reg:DI LR_REGNUM))
]
""

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
* gcc.target/aarch64/pr78382.c : New Testcase.
2016-12-08 Andrew Pinski <apinski@cavium.com>
* gcc.target/aarch64/pr71112.c : New Testcase.

10
gcc/testsuite/gcc.target/aarch64/pr78382.c Normal file
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@ -0,0 +1,10 @@
/* { dg-require-effective-target fpic } */
/* { dg-options "-mtls-dialect=trad -fpic" } */
__thread int abc;
void
foo ()
{
int *p;
p = &abc;
}