diff options
Diffstat (limited to 'patches/gcc/4.7.4/100-fix-PR-target-58595.patch')
| -rw-r--r-- | patches/gcc/4.7.4/100-fix-PR-target-58595.patch | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/patches/gcc/4.7.4/100-fix-PR-target-58595.patch b/patches/gcc/4.7.4/100-fix-PR-target-58595.patch new file mode 100644 index 00000000..11b2d5d1 --- /dev/null +++ b/patches/gcc/4.7.4/100-fix-PR-target-58595.patch @@ -0,0 +1,102 @@ +commit 4fa1f8926227d4e79975b674dc4292b9bec4b137 +Author: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Thu Mar 6 12:07:07 2014 +0000 + + PR target/58595 + * config/arm/arm.c (arm_tls_symbol_p): Remove. + (arm_legitimize_address): Call legitimize_tls_address for any + arm_tls_referenced_p expression, handle constant addend. Call it + before testing for !TARGET_ARM. + (thumb_legitimize_address): Don't handle arm_tls_symbol_p here. + + * gcc.dg/tls/pr58595.c: New test. + + + git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208380 138bc75d-0d04-0410-961f-82ee72b054a4 + +diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c +index ce24bfe..af5666b 100644 +--- a/gcc/config/arm/arm.c ++++ b/gcc/config/arm/arm.c +@@ -235,7 +235,6 @@ static tree arm_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *); + static void arm_option_override (void); + static unsigned HOST_WIDE_INT arm_shift_truncation_mask (enum machine_mode); + static bool arm_cannot_copy_insn_p (rtx); +-static bool arm_tls_symbol_p (rtx x); + static int arm_issue_rate (void); + static void arm_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED; + static bool arm_output_addr_const_extra (FILE *, rtx); +@@ -7336,6 +7335,32 @@ legitimize_tls_address (rtx x, rtx reg) + rtx + arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode) + { ++ if (arm_tls_referenced_p (x)) ++ { ++ rtx addend = NULL; ++ ++ if (GET_CODE (x) == CONST && GET_CODE (XEXP (x, 0)) == PLUS) ++ { ++ addend = XEXP (XEXP (x, 0), 1); ++ x = XEXP (XEXP (x, 0), 0); ++ } ++ ++ if (GET_CODE (x) != SYMBOL_REF) ++ return x; ++ ++ gcc_assert (SYMBOL_REF_TLS_MODEL (x) != 0); ++ ++ x = legitimize_tls_address (x, NULL_RTX); ++ ++ if (addend) ++ { ++ x = gen_rtx_PLUS (SImode, x, addend); ++ orig_x = x; ++ } ++ else ++ return x; ++ } ++ + if (!TARGET_ARM) + { + /* TODO: legitimize_address for Thumb2. */ +@@ -7344,9 +7369,6 @@ arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode) + return thumb_legitimize_address (x, orig_x, mode); + } + +- if (arm_tls_symbol_p (x)) +- return legitimize_tls_address (x, NULL_RTX); +- + if (GET_CODE (x) == PLUS) + { + rtx xop0 = XEXP (x, 0); +@@ -7459,9 +7481,6 @@ arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode) + rtx + thumb_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode) + { +- if (arm_tls_symbol_p (x)) +- return legitimize_tls_address (x, NULL_RTX); +- + if (GET_CODE (x) == PLUS + && GET_CODE (XEXP (x, 1)) == CONST_INT + && (INTVAL (XEXP (x, 1)) >= 32 * GET_MODE_SIZE (mode) +@@ -7756,20 +7775,6 @@ thumb_legitimize_reload_address (rtx *x_p, + + /* Test for various thread-local symbols. */ + +-/* Return TRUE if X is a thread-local symbol. */ +- +-static bool +-arm_tls_symbol_p (rtx x) +-{ +- if (! TARGET_HAVE_TLS) +- return false; +- +- if (GET_CODE (x) != SYMBOL_REF) +- return false; +- +- return SYMBOL_REF_TLS_MODEL (x) != 0; +-} +- + /* Helper for arm_tls_referenced_p. */ + + static int |