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[Qemu-devel] [PATCH v2 13/18] tcg/arm: use ext* ops in qemu_ld
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH v2 13/18] tcg/arm: use ext* ops in qemu_ld |
Date: |
Sat, 10 Apr 2010 03:33:01 +0200 |
Signed-off-by: Aurelien Jarno <address@hidden>
---
tcg/arm/tcg-target.c | 30 ++++++++++++------------------
1 files changed, 12 insertions(+), 18 deletions(-)
diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index 2b560f6..b6f5803 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -499,6 +499,12 @@ static inline void tcg_out_ext8s(TCGContext *s, int cond,
}
}
+static inline void tcg_out_ext8u(TCGContext *s, int cond,
+ int rd, int rn)
+{
+ tcg_out_dat_imm(s, cond, ARITH_AND, rd, rn, 0xff);
+}
+
static inline void tcg_out_ext16s(TCGContext *s, int cond,
int rd, int rn)
{
@@ -1017,16 +1023,10 @@ static inline void tcg_out_qemu_ld(TCGContext *s, const
TCGArg *args, int opc)
switch (opc) {
case 0 | 4:
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R0, 0, TCG_REG_R0, SHIFT_IMM_LSL(24));
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- data_reg, 0, TCG_REG_R0, SHIFT_IMM_ASR(24));
+ tcg_out_ext8s(s, COND_AL, data_reg, TCG_REG_R0);
break;
case 1 | 4:
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R0, 0, TCG_REG_R0, SHIFT_IMM_LSL(16));
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- data_reg, 0, TCG_REG_R0, SHIFT_IMM_ASR(16));
+ tcg_out_ext16s(s, COND_AL, data_reg, TCG_REG_R0);
break;
case 0:
case 1:
@@ -1191,14 +1191,11 @@ static inline void tcg_out_qemu_st(TCGContext *s, const
TCGArg *args, int opc)
# if TARGET_LONG_BITS == 32
switch (opc) {
case 0:
- tcg_out_dat_imm(s, COND_AL, ARITH_AND, TCG_REG_R1, data_reg, 0xff);
+ tcg_out_ext8u(s, COND_AL, TCG_REG_R1, data_reg);
tcg_out_dat_imm(s, COND_AL, ARITH_MOV, TCG_REG_R2, 0, mem_index);
break;
case 1:
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R1, 0, data_reg, SHIFT_IMM_LSL(16));
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R1, 0, TCG_REG_R1, SHIFT_IMM_LSR(16));
+ tcg_out_ext16u(s, COND_AL, TCG_REG_R1, data_reg);
tcg_out_dat_imm(s, COND_AL, ARITH_MOV, TCG_REG_R2, 0, mem_index);
break;
case 2:
@@ -1227,14 +1224,11 @@ static inline void tcg_out_qemu_st(TCGContext *s, const
TCGArg *args, int opc)
}
switch (opc) {
case 0:
- tcg_out_dat_imm(s, COND_AL, ARITH_AND, TCG_REG_R2, data_reg, 0xff);
+ tcg_out_ext8u(s, COND_AL, TCG_REG_R2, data_reg);
tcg_out_dat_imm(s, COND_AL, ARITH_MOV, TCG_REG_R3, 0, mem_index);
break;
case 1:
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R2, 0, data_reg, SHIFT_IMM_LSL(16));
- tcg_out_dat_reg(s, COND_AL, ARITH_MOV,
- TCG_REG_R2, 0, TCG_REG_R2, SHIFT_IMM_LSR(16));
+ tcg_out_ext16u(s, COND_AL, TCG_REG_R2, data_reg);
tcg_out_dat_imm(s, COND_AL, ARITH_MOV, TCG_REG_R3, 0, mem_index);
break;
case 2:
--
1.7.0.4
- [Qemu-devel] [PATCH v2 03/18] tcg/arm: remove store signed functions, (continued)
- [Qemu-devel] [PATCH v2 03/18] tcg/arm: remove store signed functions, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 08/18] tcg/arm: use the blx instruction when possible, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 09/18] tcg/arm: add rotation ops, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 06/18] tcg/arm: add variables to define the allowed instructions set, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 10/18] tcg/arm: add ext16u op, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 11/18] tcg/arm: add bswap ops, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 12/18] tcg/arm: remove conditional argument for qemu_ld/st, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 16/18] tcg/arm: fix argument alignment in qemu_st64, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 18/18] tcg/arm: don't try to load constants using pc, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 17/18] tcg/arm: optimize register allocation order, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 13/18] tcg/arm: use ext* ops in qemu_ld,
Aurelien Jarno <=
- [Qemu-devel] [PATCH v2 15/18] tcg/arm: remove useless register tests in qemu_ld/st, Aurelien Jarno, 2010/04/09
- [Qemu-devel] [PATCH v2 14/18] tcg/arm: bswap arguments in qemu_ld/st if needed, Aurelien Jarno, 2010/04/09