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[Qemu-devel] [PATCH 066/126] target-s390: Convert LOAD REVERSED
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 066/126] target-s390: Convert LOAD REVERSED |
Date: |
Sun, 9 Sep 2012 14:05:24 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
target-s390x/insn-data.def | 6 ++++
target-s390x/translate.c | 77 ++++++++++++++++++----------------------------
2 files changed, 36 insertions(+), 47 deletions(-)
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index ed28d2d..f02e54c 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -293,6 +293,12 @@
C(0x1000, LPR, RR_a, Z, 0, r2_32s, new, r1_32, abs, abs32)
C(0xb900, LPGR, RRE, Z, 0, r2, r1, 0, abs, abs64)
C(0xb910, LPGFR, RRE, Z, 0, r2_32s, r1, 0, abs, abs64)
+/* LOAD REVERSED */
+ C(0xb91f, LRVR, RRE, Z, 0, r2_32u, new, r1_32, rev32, 0)
+ C(0xb90f, LRVGR, RRE, Z, 0, r2_o, r1, 0, rev64, 0)
+ C(0xe31f, LRVH, RXY_a, Z, 0, m2_16u, new, r1_16, rev16, 0)
+ C(0xe31e, LRV, RXY_a, Z, 0, m2_32u, new, r1_32, rev32, 0)
+ C(0xe30f, LRVG, RXY_a, Z, 0, m2_64, r1, 0, rev64, 0)
/* LOAD MULTIPLE */
C(0x9800, LM, RS_a, Z, 0, a2, 0, 0, lm32, 0)
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index 9277081..44975c0 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -276,17 +276,6 @@ static inline void store_reg32h_i64(int reg, TCGv_i64 v)
tcg_gen_deposit_i64(regs[reg], regs[reg], v, 32, 32);
}
-static inline void store_reg16(int reg, TCGv_i32 v)
-{
- /* 16 bit register writes keep the upper bytes */
-#if HOST_LONG_BITS == 32
- tcg_gen_deposit_i32(TCGV_LOW(regs[reg]), TCGV_LOW(regs[reg]), v, 0, 16);
-#else
- tcg_gen_deposit_i64(regs[reg], regs[reg],
- MAKE_TCGV_I64(GET_TCGV_I32(v)), 0, 16);
-#endif
-}
-
static inline void store_freg32(int reg, TCGv_i32 v)
{
/* 32 bit register writes keep the lower half */
@@ -1019,13 +1008,6 @@ static void disas_e3(DisasContext* s, int op, int r1,
int x2, int b2, int d2)
op, r1, x2, b2, d2);
addr = get_address(s, x2, b2, d2);
switch (op) {
- case 0xf: /* LRVG R1,D2(X2,B2) [RXE] */
- tmp2 = tcg_temp_new_i64();
- tcg_gen_qemu_ld64(tmp2, addr, get_mem_index(s));
- tcg_gen_bswap64_i64(tmp2, tmp2);
- store_reg(r1, tmp2);
- tcg_temp_free_i64(tmp2);
- break;
case 0x17: /* LLGT R1,D2(X2,B2) [RXY] */
tmp2 = tcg_temp_new_i64();
tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s));
@@ -1033,26 +1015,6 @@ static void disas_e3(DisasContext* s, int op, int r1,
int x2, int b2, int d2)
store_reg(r1, tmp2);
tcg_temp_free_i64(tmp2);
break;
- case 0x1e: /* LRV R1,D2(X2,B2) [RXY] */
- tmp2 = tcg_temp_new_i64();
- tmp32_1 = tcg_temp_new_i32();
- tcg_gen_qemu_ld32u(tmp2, addr, get_mem_index(s));
- tcg_gen_trunc_i64_i32(tmp32_1, tmp2);
- tcg_temp_free_i64(tmp2);
- tcg_gen_bswap32_i32(tmp32_1, tmp32_1);
- store_reg32(r1, tmp32_1);
- tcg_temp_free_i32(tmp32_1);
- break;
- case 0x1f: /* LRVH R1,D2(X2,B2) [RXY] */
- tmp2 = tcg_temp_new_i64();
- tmp32_1 = tcg_temp_new_i32();
- tcg_gen_qemu_ld16u(tmp2, addr, get_mem_index(s));
- tcg_gen_trunc_i64_i32(tmp32_1, tmp2);
- tcg_temp_free_i64(tmp2);
- tcg_gen_bswap16_i32(tmp32_1, tmp32_1);
- store_reg16(r1, tmp32_1);
- tcg_temp_free_i32(tmp32_1);
- break;
case 0x3e: /* STRV R1,D2(X2,B2) [RXY] */
tmp32_1 = load_reg32(r1);
tmp2 = tcg_temp_new_i64();
@@ -1855,15 +1817,6 @@ static void disas_b9(DisasContext *s, int op, int r1,
int r2)
tcg_temp_free_i32(tmp32_1);
tcg_temp_free_i64(tmp);
break;
- case 0x0f: /* LRVGR R1,R2 [RRE] */
- tcg_gen_bswap64_i64(regs[r1], regs[r2]);
- break;
- case 0x1f: /* LRVR R1,R2 [RRE] */
- tmp32_1 = load_reg32(r2);
- tcg_gen_bswap32_i32(tmp32_1, tmp32_1);
- store_reg32(r1, tmp32_1);
- tcg_temp_free_i32(tmp32_1);
- break;
case 0x83: /* FLOGR R1,R2 [RRE] */
tmp = load_reg(r2);
tmp32_1 = tcg_const_i32(r1);
@@ -2959,6 +2912,24 @@ static ExitStatus op_ori(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_rev16(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_bswap16_i64(o->out, o->in2);
+ return NO_EXIT;
+}
+
+static ExitStatus op_rev32(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_bswap32_i64(o->out, o->in2);
+ return NO_EXIT;
+}
+
+static ExitStatus op_rev64(DisasContext *s, DisasOps *o)
+{
+ tcg_gen_bswap64_i64(o->out, o->in2);
+ return NO_EXIT;
+}
+
static ExitStatus op_rll32(DisasContext *s, DisasOps *o)
{
TCGv_i32 t1 = tcg_temp_new_i32();
@@ -3497,6 +3468,12 @@ static void wout_r1_8(DisasContext *s, DisasFields *f,
DisasOps *o)
tcg_gen_deposit_i64(regs[r1], regs[r1], o->out, 0, 8);
}
+static void wout_r1_16(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+ int r1 = get_field(f, r1);
+ tcg_gen_deposit_i64(regs[r1], regs[r1], o->out, 0, 16);
+}
+
static void wout_r1_32(DisasContext *s, DisasFields *f, DisasOps *o)
{
store_reg32_i64(get_field(f, r1), o->out);
@@ -3839,6 +3816,12 @@ static void in2_m2_16s(DisasContext *s, DisasFields *f,
DisasOps *o)
tcg_gen_qemu_ld16s(o->in2, o->in2, get_mem_index(s));
}
+static void in2_m2_16u(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+ in2_a2(s, f, o);
+ tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s));
+}
+
static void in2_m2_32s(DisasContext *s, DisasFields *f, DisasOps *o)
{
in2_a2(s, f, o);
--
1.7.11.4
- [Qemu-devel] [PATCH 089/126] target-s390: Convert SCK, (continued)
- [Qemu-devel] [PATCH 089/126] target-s390: Convert SCK, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 096/126] target-s390: Convert STAP, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 098/126] target-s390: Convert ISKE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 097/126] target-s390: Convert IPTE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 100/126] target-s390: Convert RRBE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 101/126] target-s390: Convert subchannel instructions, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 099/126] target-s390: Convert SSKE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 090/126] target-s390: Convert STCK, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 067/126] target-s390: Convert STORE REVERSED, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 045/126] target-s390: Convert SHIFT, ROTATE SINGLE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 066/126] target-s390: Convert LOAD REVERSED,
Richard Henderson <=
- [Qemu-devel] [PATCH 048/126] target-s390: Convert MOVE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 075/126] target-s390: Convert FP LOAD COMPLIMENT, NEGATIVE, POSITIVE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 091/126] target-s390: Convert SCKC, STCKC, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 095/126] target-s390: Convert SPX, STPX, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 047/126] target-s390: Convert LOAD, STORE MULTIPLE, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 065/126] target-s390: Convert LOAD CONTROL, part 2, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 074/126] target-s390: Convert TEST DATA CLASS, Richard Henderson, 2012/09/09
- [Qemu-devel] [PATCH 062/126] target-s390: Convert CLM, Richard Henderson, 2012/09/09