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authorRichard Henderson <richard.henderson@linaro.org>2021-07-30 20:15:31 -1000
committerRichard Henderson <richard.henderson@linaro.org>2021-10-13 09:18:23 -0700
commit5ffcb33426aaa2906daea2eee7a5195662a6580f (patch)
treeab2a64b5ac2529cb882eb457d9f2718cf8614d79 /target
parent452635318b78b98f0ef2586463334565674cb9e6 (diff)
target/alpha: Reorg integer memory operations
Pass in the MemOp instead of a callback. Drop the fp argument; add a locked argument. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target')
-rw-r--r--target/alpha/translate.c104
1 files changed, 40 insertions, 64 deletions
diff --git a/target/alpha/translate.c b/target/alpha/translate.c
index bfdd485508..0eee3a1bcc 100644
--- a/target/alpha/translate.c
+++ b/target/alpha/translate.c
@@ -308,27 +308,10 @@ static void gen_load_fp(DisasContext *ctx, int ra, int rb, int32_t disp16,
}
}
-static inline void gen_qemu_ldl_l(TCGv t0, TCGv t1, int flags)
+static void gen_load_int(DisasContext *ctx, int ra, int rb, int32_t disp16,
+ MemOp op, bool clear, bool locked)
{
- tcg_gen_qemu_ld_i64(t0, t1, flags, MO_LESL);
- tcg_gen_mov_i64(cpu_lock_addr, t1);
- tcg_gen_mov_i64(cpu_lock_value, t0);
-}
-
-static inline void gen_qemu_ldq_l(TCGv t0, TCGv t1, int flags)
-{
- tcg_gen_qemu_ld_i64(t0, t1, flags, MO_LEQ);
- tcg_gen_mov_i64(cpu_lock_addr, t1);
- tcg_gen_mov_i64(cpu_lock_value, t0);
-}
-
-static inline void gen_load_mem(DisasContext *ctx,
- void (*tcg_gen_qemu_load)(TCGv t0, TCGv t1,
- int flags),
- int ra, int rb, int32_t disp16, bool fp,
- bool clear)
-{
- TCGv tmp, addr, va;
+ TCGv addr, dest;
/* LDQ_U with ra $31 is UNOP. Other various loads are forms of
prefetches, which we can treat as nops. No worries about
@@ -337,22 +320,20 @@ static inline void gen_load_mem(DisasContext *ctx,
return;
}
- tmp = tcg_temp_new();
- addr = load_gpr(ctx, rb);
-
- if (disp16) {
- tcg_gen_addi_i64(tmp, addr, disp16);
- addr = tmp;
- }
+ addr = tcg_temp_new();
+ tcg_gen_addi_i64(addr, load_gpr(ctx, rb), disp16);
if (clear) {
- tcg_gen_andi_i64(tmp, addr, ~0x7);
- addr = tmp;
+ tcg_gen_andi_i64(addr, addr, ~0x7);
}
- va = (fp ? cpu_fir[ra] : ctx->ir[ra]);
- tcg_gen_qemu_load(va, addr, ctx->mem_idx);
+ dest = ctx->ir[ra];
+ tcg_gen_qemu_ld_i64(dest, addr, ctx->mem_idx, op);
- tcg_temp_free(tmp);
+ if (locked) {
+ tcg_gen_mov_i64(cpu_lock_addr, addr);
+ tcg_gen_mov_i64(cpu_lock_value, dest);
+ }
+ tcg_temp_free(addr);
}
static void gen_stf(DisasContext *ctx, TCGv src, TCGv addr)
@@ -393,30 +374,21 @@ static void gen_store_fp(DisasContext *ctx, int ra, int rb, int32_t disp16,
tcg_temp_free(addr);
}
-static inline void gen_store_mem(DisasContext *ctx,
- void (*tcg_gen_qemu_store)(TCGv t0, TCGv t1,
- int flags),
- int ra, int rb, int32_t disp16, bool fp,
- bool clear)
+static void gen_store_int(DisasContext *ctx, int ra, int rb, int32_t disp16,
+ MemOp op, bool clear)
{
- TCGv tmp, addr, va;
-
- tmp = tcg_temp_new();
- addr = load_gpr(ctx, rb);
+ TCGv addr, src;
- if (disp16) {
- tcg_gen_addi_i64(tmp, addr, disp16);
- addr = tmp;
- }
+ addr = tcg_temp_new();
+ tcg_gen_addi_i64(addr, load_gpr(ctx, rb), disp16);
if (clear) {
- tcg_gen_andi_i64(tmp, addr, ~0x7);
- addr = tmp;
+ tcg_gen_andi_i64(addr, addr, ~0x7);
}
- va = (fp ? load_fpr(ctx, ra) : load_gpr(ctx, ra));
- tcg_gen_qemu_store(va, addr, ctx->mem_idx);
+ src = load_gpr(ctx, ra);
+ tcg_gen_qemu_st_i64(src, addr, ctx->mem_idx, op);
- tcg_temp_free(tmp);
+ tcg_temp_free(addr);
}
static DisasJumpType gen_store_conditional(DisasContext *ctx, int ra, int rb,
@@ -1511,30 +1483,30 @@ static DisasJumpType translate_one(DisasContext *ctx, uint32_t insn)
case 0x0A:
/* LDBU */
REQUIRE_AMASK(BWX);
- gen_load_mem(ctx, &tcg_gen_qemu_ld8u, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_UB, 0, 0);
break;
case 0x0B:
/* LDQ_U */
- gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 0, 1);
+ gen_load_int(ctx, ra, rb, disp16, MO_LEQ, 1, 0);
break;
case 0x0C:
/* LDWU */
REQUIRE_AMASK(BWX);
- gen_load_mem(ctx, &tcg_gen_qemu_ld16u, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_LEUW, 0, 0);
break;
case 0x0D:
/* STW */
REQUIRE_AMASK(BWX);
- gen_store_mem(ctx, &tcg_gen_qemu_st16, ra, rb, disp16, 0, 0);
+ gen_store_int(ctx, ra, rb, disp16, MO_LEUW, 0);
break;
case 0x0E:
/* STB */
REQUIRE_AMASK(BWX);
- gen_store_mem(ctx, &tcg_gen_qemu_st8, ra, rb, disp16, 0, 0);
+ gen_store_int(ctx, ra, rb, disp16, MO_UB, 0);
break;
case 0x0F:
/* STQ_U */
- gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 0, 1);
+ gen_store_int(ctx, ra, rb, disp16, MO_LEQ, 1);
break;
case 0x10:
@@ -2489,11 +2461,15 @@ static DisasJumpType translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x2:
/* Longword physical access with lock (hw_ldl_l/p) */
- gen_qemu_ldl_l(va, addr, MMU_PHYS_IDX);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_PHYS_IDX, MO_LESL);
+ tcg_gen_mov_i64(cpu_lock_addr, addr);
+ tcg_gen_mov_i64(cpu_lock_value, va);
break;
case 0x3:
/* Quadword physical access with lock (hw_ldq_l/p) */
- gen_qemu_ldq_l(va, addr, MMU_PHYS_IDX);
+ tcg_gen_qemu_ld_i64(va, addr, MMU_PHYS_IDX, MO_LEQ);
+ tcg_gen_mov_i64(cpu_lock_addr, addr);
+ tcg_gen_mov_i64(cpu_lock_value, va);
break;
case 0x4:
/* Longword virtual PTE fetch (hw_ldl/v) */
@@ -2846,27 +2822,27 @@ static DisasJumpType translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x28:
/* LDL */
- gen_load_mem(ctx, &tcg_gen_qemu_ld32s, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_LESL, 0, 0);
break;
case 0x29:
/* LDQ */
- gen_load_mem(ctx, &tcg_gen_qemu_ld64, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_LEQ, 0, 0);
break;
case 0x2A:
/* LDL_L */
- gen_load_mem(ctx, &gen_qemu_ldl_l, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_LESL, 0, 1);
break;
case 0x2B:
/* LDQ_L */
- gen_load_mem(ctx, &gen_qemu_ldq_l, ra, rb, disp16, 0, 0);
+ gen_load_int(ctx, ra, rb, disp16, MO_LEQ, 0, 1);
break;
case 0x2C:
/* STL */
- gen_store_mem(ctx, &tcg_gen_qemu_st32, ra, rb, disp16, 0, 0);
+ gen_store_int(ctx, ra, rb, disp16, MO_LEUL, 0);
break;
case 0x2D:
/* STQ */
- gen_store_mem(ctx, &tcg_gen_qemu_st64, ra, rb, disp16, 0, 0);
+ gen_store_int(ctx, ra, rb, disp16, MO_LEQ, 0);
break;
case 0x2E:
/* STL_C */