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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PATCH 7/8] tcg/loongarch64: Use tcg_pcrel_diff in tcg_out_ldst
Date: Mon,  5 Dec 2022 22:40:50 -0600	[thread overview]
Message-ID: <20221206044051.322543-8-richard.henderson@linaro.org> (raw)
In-Reply-To: <20221206044051.322543-1-richard.henderson@linaro.org>

Take the w^x split into account when computing the
pc-relative distance to an absolute pointer.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/loongarch64/tcg-target.c.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index 2044897e36..47465b8c20 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -701,7 +701,7 @@ static void tcg_out_ldst(TCGContext *s, LoongArchInsn opc, TCGReg data,
     intptr_t imm12 = sextreg(offset, 0, 12);
 
     if (offset != imm12) {
-        intptr_t diff = offset - (uintptr_t)s->code_ptr;
+        intptr_t diff = tcg_pcrel_diff(s, (void *)offset);
 
         if (addr == TCG_REG_ZERO && diff == (int32_t)diff) {
             imm12 = sextreg(diff, 0, 12);
-- 
2.34.1



  parent reply	other threads:[~2022-12-06  4:41 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-06  4:40 [PATCH 0/8] tcg/loongarch64: Reorg goto_tb and cleanups Richard Henderson
2022-12-06  4:40 ` [PATCH 1/8] target/loongarch: Enable the disassembler for host tcg Richard Henderson
2022-12-15  7:44   ` Philippe Mathieu-Daudé
2022-12-06  4:40 ` [PATCH 2/8] tcg/loongarch64: Optimize immediate loading Richard Henderson
2022-12-06  4:40 ` [PATCH 3/8] tcg/loongarch64: Update tcg-insn-defs.c.inc Richard Henderson
2022-12-15  7:50   ` Philippe Mathieu-Daudé
2022-12-15 15:51     ` Richard Henderson
2022-12-15 19:50       ` WANG Xuerui
2022-12-15 19:59         ` Richard Henderson
2022-12-06  4:40 ` [PATCH 4/8] tcg/loongarch64: Introduce tcg_out_addi Richard Henderson
2022-12-06  4:40 ` [PATCH 5/8] tcg/loongarch64: Improve setcond expansion Richard Henderson
2022-12-06  4:40 ` [PATCH 6/8] tcg/loongarch64: Implement movcond Richard Henderson
2022-12-06  4:40 ` Richard Henderson [this message]
2022-12-06  7:16   ` [PATCH 7/8] tcg/loongarch64: Use tcg_pcrel_diff in tcg_out_ldst Philippe Mathieu-Daudé
2022-12-06  7:30   ` Philippe Mathieu-Daudé
2022-12-06  4:40 ` [PATCH 8/8] tcg/loongarch64: Reorg goto_tb implementation Richard Henderson
2022-12-15  7:53 ` [PATCH 0/8] tcg/loongarch64: Reorg goto_tb and cleanups Philippe Mathieu-Daudé

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