diff options
Diffstat (limited to 'debian/patches/pr58595.diff')
-rw-r--r-- | debian/patches/pr58595.diff | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/debian/patches/pr58595.diff b/debian/patches/pr58595.diff deleted file mode 100644 index fd9c7c1..0000000 --- a/debian/patches/pr58595.diff +++ /dev/null @@ -1,131 +0,0 @@ -# DP: Fix PR target/58595, ARM TLS handling - -2014-03-05 Jakub Jelinek <jakub@redhat.com> - Meador Inge <meadori@codesourcery.com> - - 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. - ---- a/src/gcc/config/arm/arm.c -+++ b/src/gcc/config/arm/arm.c -@@ -235,7 +235,6 @@ static tree arm_gimplify_va_arg_expr (tr - 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_ - 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_ - 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 - && CONST_INT_P (XEXP (x, 1)) - && (INTVAL (XEXP (x, 1)) >= 32 * GET_MODE_SIZE (mode) -@@ -7756,20 +7775,6 @@ thumb_legitimize_reload_address (rtx *x_ - - /* 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 ---- a/src/gcc/testsuite/gcc.dg/tls/pr58595.c -+++ b/src/gcc/testsuite/gcc.dg/tls/pr58595.c -@@ -0,0 +1,28 @@ -+/* PR target/58595 */ -+/* { dg-do run } */ -+/* { dg-options "-O2" } */ -+/* { dg-additional-options "-fpic" { target fpic } } */ -+/* { dg-require-effective-target tls } */ -+/* { dg-require-effective-target sync_int_long } */ -+ -+struct S { unsigned long a, b; }; -+__thread struct S s; -+void bar (unsigned long *); -+ -+__attribute__((noinline)) void -+foo (void) -+{ -+ int i; -+ for (i = 0; i < 10; i++) -+ __sync_fetch_and_add (&s.b, 1L); -+} -+ -+int -+main () -+{ -+ s.b = 12; -+ foo (); -+ if (s.b != 22) -+ __builtin_abort (); -+ return 0; -+} - - Jakub |