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[Qemu-devel] [PULL 14/17] tcg-ppc64: Convert to le/be ldst helpers
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL 14/17] tcg-ppc64: Convert to le/be ldst helpers |
Date: |
Sat, 12 Oct 2013 16:31:20 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/ppc64/tcg-target.c | 38 ++++++++++++++++++++++----------------
1 file changed, 22 insertions(+), 16 deletions(-)
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
index 499805f..be29139 100644
--- a/tcg/ppc64/tcg-target.c
+++ b/tcg/ppc64/tcg-target.c
@@ -841,21 +841,27 @@ static const uint32_t qemu_exts_opc[4] = {
/* helper signature: helper_ld_mmu(CPUState *env, target_ulong addr,
* int mmu_idx, uintptr_t ra)
*/
-static const void * const qemu_ld_helpers[4] = {
- helper_ret_ldub_mmu,
- helper_ret_lduw_mmu,
- helper_ret_ldul_mmu,
- helper_ret_ldq_mmu,
+static const void * const qemu_ld_helpers[16] = {
+ [MO_UB] = helper_ret_ldub_mmu,
+ [MO_LEUW] = helper_le_lduw_mmu,
+ [MO_LEUL] = helper_le_ldul_mmu,
+ [MO_LEQ] = helper_le_ldq_mmu,
+ [MO_BEUW] = helper_be_lduw_mmu,
+ [MO_BEUL] = helper_be_ldul_mmu,
+ [MO_BEQ] = helper_be_ldq_mmu,
};
/* helper signature: helper_st_mmu(CPUState *env, target_ulong addr,
* uintxx_t val, int mmu_idx, uintptr_t ra)
*/
-static const void * const qemu_st_helpers[4] = {
- helper_ret_stb_mmu,
- helper_ret_stw_mmu,
- helper_ret_stl_mmu,
- helper_ret_stq_mmu,
+static const void * const qemu_st_helpers[16] = {
+ [MO_UB] = helper_ret_stb_mmu,
+ [MO_LEUW] = helper_le_stw_mmu,
+ [MO_LEUL] = helper_le_stl_mmu,
+ [MO_LEQ] = helper_le_stq_mmu,
+ [MO_BEUW] = helper_be_stw_mmu,
+ [MO_BEUL] = helper_be_stl_mmu,
+ [MO_BEQ] = helper_be_stq_mmu,
};
/* Perform the TLB load and compare. Places the result of the comparison
@@ -952,8 +958,7 @@ static void add_qemu_ldst_label(TCGContext *s, bool is_ld,
TCGMemOp opc,
static void tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
{
- TCGMemOp opc = lb->opc & MO_SSIZE;
- TCGMemOp s_bits = lb->opc & MO_SIZE;
+ TCGMemOp opc = lb->opc;
reloc_pc14(lb->label_ptr[0], (uintptr_t)s->code_ptr);
@@ -966,10 +971,10 @@ static void tcg_out_qemu_ld_slow_path(TCGContext *s,
TCGLabelQemuLdst *lb)
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R5, lb->mem_index);
tcg_out32(s, MFSPR | RT(TCG_REG_R6) | LR);
- tcg_out_call(s, (tcg_target_long)qemu_ld_helpers[s_bits], 1);
+ tcg_out_call(s, (tcg_target_long)qemu_ld_helpers[opc & ~MO_SIGN], 1);
if (opc & MO_SIGN) {
- uint32_t insn = qemu_exts_opc[s_bits];
+ uint32_t insn = qemu_exts_opc[opc & MO_SIZE];
tcg_out32(s, insn | RA(lb->datalo_reg) | RS(TCG_REG_R3));
} else {
tcg_out_mov(s, TCG_TYPE_I64, lb->datalo_reg, TCG_REG_R3);
@@ -980,7 +985,8 @@ static void tcg_out_qemu_ld_slow_path(TCGContext *s,
TCGLabelQemuLdst *lb)
static void tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
{
- TCGMemOp s_bits = lb->opc & MO_SIZE;
+ TCGMemOp opc = lb->opc;
+ TCGMemOp s_bits = opc & MO_SIZE;
reloc_pc14(lb->label_ptr[0], (uintptr_t)s->code_ptr);
@@ -995,7 +1001,7 @@ static void tcg_out_qemu_st_slow_path(TCGContext *s,
TCGLabelQemuLdst *lb)
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R6, lb->mem_index);
tcg_out32(s, MFSPR | RT(TCG_REG_R7) | LR);
- tcg_out_call(s, (tcg_target_long)qemu_st_helpers[s_bits], 1);
+ tcg_out_call(s, (tcg_target_long)qemu_st_helpers[opc], 1);
tcg_out_b(s, 0, (uintptr_t)lb->raddr);
}
--
1.8.1.4
- [Qemu-devel] [PULL 04/17] tcg-i386: Remove "cb" output restriction from qemu_st8 for i386, (continued)
- [Qemu-devel] [PULL 04/17] tcg-i386: Remove "cb" output restriction from qemu_st8 for i386, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 06/17] tcg-arm: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 03/17] tcg-i386: Tidy softmmu routines, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 07/17] tcg-arm: Convert to le/be ldst helpers, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 08/17] tcg-arm: Tidy variable naming convention in qemu_ld/st, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 09/17] tcg-arm: Convert to new ldst opcodes, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 10/17] tcg-arm: Improve GUEST_BASE qemu_ld/st, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 11/17] tcg-ppc: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 12/17] tcg-ppc64: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 13/17] tcg-ppc: Convert to le/be ldst helpers, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 14/17] tcg-ppc64: Convert to le/be ldst helpers,
Richard Henderson <=
- [Qemu-devel] [PULL 15/17] tcg-ppc: Support new ldst opcodes, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 16/17] tcg-ppc64: Support new ldst opcodes, Richard Henderson, 2013/10/12
- [Qemu-devel] [PULL 17/17] target-alpha: Convert to new ldst opcodes, Richard Henderson, 2013/10/12