From: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Date: Sun, 30 Oct 2011 03:21:45 +0000 (+0000)
Subject: re PR target/50691 (Incorrect argument evaluation in call with __thread argument)
X-Git-Tag: releases/gcc-4.4.7~191
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=69d1ecf101f9ab5c169dc7687d06e61ade2ce878;p=thirdparty%2Fgcc.git

re PR target/50691 (Incorrect argument evaluation in call with __thread argument)

	PR target/50691
	* config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
	* config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
	TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.

From-SVN: r180672
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 21cb741228ed..10200c204693 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2011-10-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/50691
+	* config/pa/pa.c (emit_move_sequence): Legitimize TLS symbol references.
+	* config/pa/pa.h (LEGITIMATE_CONSTANT_P): Return false for
+	TLS_MODEL_GLOBAL_DYNAMIC and TLS_MODEL_LOCAL_DYNAMIC symbol references.
+
 2011-10-23  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/50788
diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c
index 6318611bd9af..1bba63e1d9e2 100644
--- a/gcc/config/pa/pa.c
+++ b/gcc/config/pa/pa.c
@@ -1669,6 +1669,11 @@ emit_move_sequence (rtx *operands, enum machine_mode mode, rtx scratch_reg)
   /* Handle the most common case: storing into a register.  */
   else if (register_operand (operand0, mode))
     {
+      /* Legitimize TLS symbol references.  This happens for references
+	 that aren't a legitimate constant.  */
+      if (PA_SYMBOL_REF_TLS_P (operand1))
+	operand1 = legitimize_tls_address (operand1);
+
       if (register_operand (operand1, mode)
 	  || (GET_CODE (operand1) == CONST_INT
 	      && cint_ok_for_move (INTVAL (operand1)))
diff --git a/gcc/config/pa/pa.h b/gcc/config/pa/pa.h
index aec5fa12d4a4..f4e56a769766 100644
--- a/gcc/config/pa/pa.h
+++ b/gcc/config/pa/pa.h
@@ -1070,6 +1070,9 @@ extern int may_call_alloca;
    && (NEW_HP_ASSEMBLER						\
        || TARGET_GAS						\
        || GET_CODE (X) != LABEL_REF)				\
+   && (!PA_SYMBOL_REF_TLS_P (X)					\
+       || (SYMBOL_REF_TLS_MODEL (X) != TLS_MODEL_GLOBAL_DYNAMIC		\
+	   && SYMBOL_REF_TLS_MODEL (X) != TLS_MODEL_LOCAL_DYNAMIC))	\
    && (!TARGET_64BIT						\
        || GET_CODE (X) != CONST_DOUBLE)				\
    && (!TARGET_64BIT						\