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From: Richard Henderson <rth@twiddle.net>
To: qemu-devel@nongnu.org
Cc: aurelien@aurel32.net
Subject: [Qemu-devel] [PATCH v6 20/20] tcg-arm: Remove long jump from tcg_out_goto_label
Date: Tue, 23 Apr 2013 13:46:52 -0700	[thread overview]
Message-ID: <1366750012-25015-21-git-send-email-rth@twiddle.net> (raw)
In-Reply-To: <1366750012-25015-1-git-send-email-rth@twiddle.net>

Branches within a TB will always be within 16MB.

Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 tcg/arm/tcg-target.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index d6afa2f..7216f7a 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -1055,14 +1055,9 @@ static inline void tcg_out_goto_label(TCGContext *s, int cond, int label_index)
 {
     TCGLabel *l = &s->labels[label_index];
 
-    if (l->has_value)
+    if (l->has_value) {
         tcg_out_goto(s, cond, l->u.value);
-    else if (cond == COND_AL) {
-        tcg_out_ld32_12(s, COND_AL, TCG_REG_PC, TCG_REG_PC, -4);
-        tcg_out_reloc(s, s->code_ptr, R_ARM_ABS32, label_index, 31337);
-        s->code_ptr += 4;
     } else {
-        /* Probably this should be preferred even for COND_AL... */
         tcg_out_reloc(s, s->code_ptr, R_ARM_PC24, label_index, 31337);
         tcg_out_b_noaddr(s, cond);
     }
-- 
1.8.1.4

  parent reply	other threads:[~2013-04-23 20:47 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-23 20:46 [Qemu-devel] [PATCH v6 00/20] tcg-arm improvments Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 01/20] tcg-arm: Fix local stack frame Richard Henderson
2013-04-24  7:42   ` Aurelien Jarno
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 02/20] tcg: Log the contents of the prologue with -d out_asm Richard Henderson
2013-04-26  5:27   ` Aurelien Jarno
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 03/20] tcg-arm: Use bic to implement and with constant Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 04/20] tcg-arm: Handle negated constant arguments to and/sub Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 05/20] tcg-arm: Allow constant first argument to sub Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 06/20] tcg-arm: Use tcg_out_dat_rIN for compares Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 07/20] tcg-arm: Handle constant arguments to add2/sub2 Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 08/20] tcg-arm: Improve constant generation Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 09/20] tcg-arm: Implement deposit for armv7 Richard Henderson
2013-04-24  7:42   ` Aurelien Jarno
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 10/20] tcg-arm: Implement division instructions Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 11/20] tcg-arm: Use TCG_REG_TMP name for the tcg temporary Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 " Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 13/20] tcg-arm: Cleanup multiply subroutines Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 14/20] tcg-arm: Cleanup most primitive load store subroutines Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 15/20] tcg-arm: Split out tcg_out_tlb_read Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 16/20] tcg-arm: Improve scheduling of tcg_out_tlb_read Richard Henderson
2013-04-24  7:43   ` Aurelien Jarno
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 17/20] tcg-arm: Delete the 'S' constraint Richard Henderson
2013-04-24  7:43   ` Aurelien Jarno
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 18/20] tcg-arm: Use movi32 + blx for calls on v7 Richard Henderson
2013-04-23 20:46 ` [Qemu-devel] [PATCH v6 19/20] tcg-arm: Convert to CONFIG_QEMU_LDST_OPTIMIZATION Richard Henderson
2013-04-24  7:43   ` Aurelien Jarno
2013-04-23 20:46 ` Richard Henderson [this message]
2013-04-24  7:43   ` [Qemu-devel] [PATCH v6 20/20] tcg-arm: Remove long jump from tcg_out_goto_label Aurelien Jarno
2013-04-26 10:08 ` [Qemu-devel] [PATCH v6 00/20] tcg-arm improvments Peter Maydell
2013-04-27  0:20 ` Aurelien Jarno

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