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cc/gcc: add some bug fixes to gcc 4.7.3 and 4.8.2
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
This commit is contained in:
Yann E. MORIN"
parent
dd15c93a11
commit
ab5fa8d8a3
102
patches/gcc/4.7.3/100-fix-PR-target-58595.patch
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102
patches/gcc/4.7.3/100-fix-PR-target-58595.patch
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@ -0,0 +1,102 @@
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commit 4fa1f8926227d4e79975b674dc4292b9bec4b137
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Author: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
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Date: Thu Mar 6 12:07:07 2014 +0000
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PR target/58595
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* config/arm/arm.c (arm_tls_symbol_p): Remove.
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(arm_legitimize_address): Call legitimize_tls_address for any
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arm_tls_referenced_p expression, handle constant addend. Call it
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before testing for !TARGET_ARM.
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(thumb_legitimize_address): Don't handle arm_tls_symbol_p here.
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* gcc.dg/tls/pr58595.c: New test.
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208380 138bc75d-0d04-0410-961f-82ee72b054a4
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diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
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index ce24bfe..af5666b 100644
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--- a/gcc/config/arm/arm.c
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+++ b/gcc/config/arm/arm.c
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@@ -235,7 +235,6 @@ static tree arm_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *);
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static void arm_option_override (void);
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static unsigned HOST_WIDE_INT arm_shift_truncation_mask (enum machine_mode);
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static bool arm_cannot_copy_insn_p (rtx);
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-static bool arm_tls_symbol_p (rtx x);
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static int arm_issue_rate (void);
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static void arm_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED;
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static bool arm_output_addr_const_extra (FILE *, rtx);
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@@ -7336,6 +7335,32 @@ legitimize_tls_address (rtx x, rtx reg)
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rtx
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arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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{
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+ if (arm_tls_referenced_p (x))
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+ {
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+ rtx addend = NULL;
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+
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+ if (GET_CODE (x) == CONST && GET_CODE (XEXP (x, 0)) == PLUS)
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+ {
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+ addend = XEXP (XEXP (x, 0), 1);
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+ x = XEXP (XEXP (x, 0), 0);
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+ }
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+
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+ if (GET_CODE (x) != SYMBOL_REF)
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+ return x;
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+
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+ gcc_assert (SYMBOL_REF_TLS_MODEL (x) != 0);
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+
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+ x = legitimize_tls_address (x, NULL_RTX);
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+
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+ if (addend)
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+ {
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+ x = gen_rtx_PLUS (SImode, x, addend);
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+ orig_x = x;
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+ }
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+ else
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+ return x;
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+ }
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+
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if (!TARGET_ARM)
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{
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/* TODO: legitimize_address for Thumb2. */
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@@ -7344,9 +7369,6 @@ arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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return thumb_legitimize_address (x, orig_x, mode);
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}
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- if (arm_tls_symbol_p (x))
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- return legitimize_tls_address (x, NULL_RTX);
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-
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if (GET_CODE (x) == PLUS)
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{
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rtx xop0 = XEXP (x, 0);
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@@ -7459,9 +7481,6 @@ arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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rtx
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thumb_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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{
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- if (arm_tls_symbol_p (x))
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- return legitimize_tls_address (x, NULL_RTX);
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-
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if (GET_CODE (x) == PLUS
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&& CONST_INT_P (XEXP (x, 1))
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&& (INTVAL (XEXP (x, 1)) >= 32 * GET_MODE_SIZE (mode)
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@@ -7756,20 +7775,6 @@ thumb_legitimize_reload_address (rtx *x_p,
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/* Test for various thread-local symbols. */
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-/* Return TRUE if X is a thread-local symbol. */
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-
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-static bool
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-arm_tls_symbol_p (rtx x)
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-{
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- if (! TARGET_HAVE_TLS)
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- return false;
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-
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- if (GET_CODE (x) != SYMBOL_REF)
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- return false;
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-
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- return SYMBOL_REF_TLS_MODEL (x) != 0;
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-}
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-
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/* Helper for arm_tls_referenced_p. */
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static int
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@ -0,0 +1,29 @@
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commit 9a228f68817f79bbd1d295b8e6fcaed25c47ee8f
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Author: ramana <ramana@138bc75d-0d04-0410-961f-82ee72b054a4>
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Date: Wed Oct 30 10:54:04 2013 +0000
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Fix PR target/58854
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2013-10-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
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PR target/58854
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* config/arm/arm.c (arm_expand_epilogue_apcs_frame): Emit blockage.
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204203 138bc75d-0d04-0410-961f-82ee72b054a4
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[yann.morin.1998@free.fr: removed the patch to the Changelog, it does not
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apply and we don't really need it; re-diff to avoid offsets]
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diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
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index 212a4bc..23dfc0e 100644
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--- a/gcc/config/arm/arm.c
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+++ b/gcc/config/arm/arm.c
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@@ -23555,6 +23555,7 @@ arm_expand_epilogue_apcs_frame (bool really_return)
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num_regs = bit_count (saved_regs_mask);
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if ((offsets->outgoing_args != (1 + num_regs)) || cfun->calls_alloca)
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{
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+ emit_insn (gen_blockage ());
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/* Unwind the stack to just below the saved registers. */
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emit_insn (gen_addsi3 (stack_pointer_rtx,
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hard_frame_pointer_rtx,
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101
patches/gcc/4.8.2/110-fix-PR-target-58595.patch
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101
patches/gcc/4.8.2/110-fix-PR-target-58595.patch
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@ -0,0 +1,101 @@
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Backport fix for PR target/58595
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From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
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Date: Thu, 6 Mar 2014 12:07:07 +0000
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Subject: [PATCH] PR target/58595 * config/arm/arm.c
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(arm_tls_symbol_p): Remove. (arm_legitimize_address): Call
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legitimize_tls_address for any arm_tls_referenced_p expression,
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handle constant addend. Call it before testing for !TARGET_ARM.
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(thumb_legitimize_address): Don't handle arm_tls_symbol_p here.
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* gcc.dg/tls/pr58595.c: New test.
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208380 138bc75d-0d04-0410-961f-82ee72b054a4
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Index: gcc-4.8.2/gcc/config/arm/arm.c
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===================================================================
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--- gcc-4.8.2.orig/gcc/config/arm/arm.c
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+++ gcc-4.8.2/gcc/config/arm/arm.c
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@@ -230,7 +230,6 @@ static tree arm_gimplify_va_arg_expr (tr
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static void arm_option_override (void);
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static unsigned HOST_WIDE_INT arm_shift_truncation_mask (enum machine_mode);
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static bool arm_cannot_copy_insn_p (rtx);
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-static bool arm_tls_symbol_p (rtx x);
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static int arm_issue_rate (void);
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static void arm_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED;
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static bool arm_output_addr_const_extra (FILE *, rtx);
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@@ -6573,6 +6572,32 @@ legitimize_tls_address (rtx x, rtx reg)
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rtx
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arm_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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{
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+ if (arm_tls_referenced_p (x))
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+ {
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+ rtx addend = NULL;
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+
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+ if (GET_CODE (x) == CONST && GET_CODE (XEXP (x, 0)) == PLUS)
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+ {
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+ addend = XEXP (XEXP (x, 0), 1);
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+ x = XEXP (XEXP (x, 0), 0);
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+ }
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+
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+ if (GET_CODE (x) != SYMBOL_REF)
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+ return x;
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+
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+ gcc_assert (SYMBOL_REF_TLS_MODEL (x) != 0);
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+
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+ x = legitimize_tls_address (x, NULL_RTX);
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+
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+ if (addend)
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+ {
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+ x = gen_rtx_PLUS (SImode, x, addend);
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+ orig_x = x;
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+ }
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+ else
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+ return x;
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+ }
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+
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if (!TARGET_ARM)
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{
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/* TODO: legitimize_address for Thumb2. */
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@@ -6581,9 +6606,6 @@ arm_legitimize_address (rtx x, rtx orig_
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return thumb_legitimize_address (x, orig_x, mode);
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}
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- if (arm_tls_symbol_p (x))
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- return legitimize_tls_address (x, NULL_RTX);
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-
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if (GET_CODE (x) == PLUS)
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{
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rtx xop0 = XEXP (x, 0);
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@@ -6695,9 +6717,6 @@ arm_legitimize_address (rtx x, rtx orig_
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rtx
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thumb_legitimize_address (rtx x, rtx orig_x, enum machine_mode mode)
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{
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- if (arm_tls_symbol_p (x))
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- return legitimize_tls_address (x, NULL_RTX);
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-
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if (GET_CODE (x) == PLUS
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&& CONST_INT_P (XEXP (x, 1))
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&& (INTVAL (XEXP (x, 1)) >= 32 * GET_MODE_SIZE (mode)
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@@ -6988,20 +7007,6 @@ thumb_legitimize_reload_address (rtx *x_
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/* Test for various thread-local symbols. */
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-/* Return TRUE if X is a thread-local symbol. */
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-
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-static bool
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-arm_tls_symbol_p (rtx x)
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-{
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- if (! TARGET_HAVE_TLS)
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- return false;
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-
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- if (GET_CODE (x) != SYMBOL_REF)
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- return false;
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-
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- return SYMBOL_REF_TLS_MODEL (x) != 0;
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-}
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-
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/* Helper for arm_tls_referenced_p. */
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static int
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