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

gcc/ChangeLog

+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):

gcc/config/aarch64/aarch64.c

@@ -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 ();
 

gcc/config/aarch64/aarch64.md

@@ -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))
   ]
   ""

gcc/testsuite/ChangeLog

+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.

gcc/testsuite/gcc.target/aarch64/pr78382.c

+/* { dg-require-effective-target fpic } */
+/* { dg-options "-mtls-dialect=trad -fpic" } */
+
+__thread int abc;
+void
+foo ()
+{
+  int *p;
+  p = &abc;
+}