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authorRichard Henderson <richard.henderson@linaro.org>2020-08-17 15:12:55 -0700
committerRichard Henderson <richard.henderson@linaro.org>2020-09-01 07:41:38 -0700
commitcb0a0a4c8686792068860f339eddd695e1a485a1 (patch)
tree96478bfd91d96859520b34910485a553848412db /target
parent607f576762948d1b0d47d74a42e3269beb4adf23 (diff)
target/microblaze: Convert dec_and, dec_or, dec_xor to decodetree
Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target')
-rw-r--r--target/microblaze/insns.decode12
-rw-r--r--target/microblaze/translate.c46
2 files changed, 28 insertions, 30 deletions
diff --git a/target/microblaze/insns.decode b/target/microblaze/insns.decode
index 16519f05dc..93bd51c78b 100644
--- a/target/microblaze/insns.decode
+++ b/target/microblaze/insns.decode
@@ -41,9 +41,18 @@ addic 001010 ..... ..... ................ @typeb
addik 001100 ..... ..... ................ @typeb
addikc 001110 ..... ..... ................ @typeb
+and 100001 ..... ..... ..... 000 0000 0000 @typea
+andi 101001 ..... ..... ................ @typeb
+
+andn 100011 ..... ..... ..... 000 0000 0000 @typea
+andni 101011 ..... ..... ................ @typeb
+
cmp 000101 ..... ..... ..... 000 0000 0001 @typea
cmpu 000101 ..... ..... ..... 000 0000 0011 @typea
+or 100000 ..... ..... ..... 000 0000 0000 @typea
+ori 101000 ..... ..... ................ @typeb
+
pcmpbf 100000 ..... ..... ..... 100 0000 0000 @typea
pcmpeq 100010 ..... ..... ..... 100 0000 0000 @typea
pcmpne 100011 ..... ..... ..... 100 0000 0000 @typea
@@ -57,3 +66,6 @@ rsubi 001001 ..... ..... ................ @typeb
rsubic 001011 ..... ..... ................ @typeb
rsubik 001101 ..... ..... ................ @typeb
rsubikc 001111 ..... ..... ................ @typeb
+
+xor 100010 ..... ..... ..... 000 0000 0000 @typea
+xori 101010 ..... ..... ................ @typeb
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index 7ebf0e1e7d..a143f17e9d 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -331,6 +331,16 @@ DO_TYPEBV(addic, true, gen_addc)
DO_TYPEBI(addik, false, tcg_gen_addi_i32)
DO_TYPEBV(addikc, true, gen_addkc)
+static void gen_andni(TCGv_i32 out, TCGv_i32 ina, int32_t imm)
+{
+ tcg_gen_andi_i32(out, ina, ~imm);
+}
+
+DO_TYPEA(and, false, tcg_gen_and_i32)
+DO_TYPEBI(andi, false, tcg_gen_andi_i32)
+DO_TYPEA(andn, false, tcg_gen_andc_i32)
+DO_TYPEBI(andni, false, gen_andni)
+
static void gen_cmp(TCGv_i32 out, TCGv_i32 ina, TCGv_i32 inb)
{
TCGv_i32 lt = tcg_temp_new_i32();
@@ -354,6 +364,9 @@ static void gen_cmpu(TCGv_i32 out, TCGv_i32 ina, TCGv_i32 inb)
DO_TYPEA(cmp, false, gen_cmp)
DO_TYPEA(cmpu, false, gen_cmpu)
+DO_TYPEA(or, false, tcg_gen_or_i32)
+DO_TYPEBI(ori, false, tcg_gen_ori_i32)
+
static void gen_pcmpeq(TCGv_i32 out, TCGv_i32 ina, TCGv_i32 inb)
{
tcg_gen_setcond_i32(TCG_COND_EQ, out, ina, inb);
@@ -417,6 +430,9 @@ DO_TYPEBV(rsubic, true, gen_rsubc)
DO_TYPEBV(rsubik, false, gen_rsubk)
DO_TYPEBV(rsubikc, true, gen_rsubkc)
+DO_TYPEA(xor, false, tcg_gen_xor_i32)
+DO_TYPEBI(xori, false, tcg_gen_xori_i32)
+
static bool trans_zero(DisasContext *dc, arg_zero *arg)
{
/* If opcode_0_illegal, trap. */
@@ -431,33 +447,6 @@ static bool trans_zero(DisasContext *dc, arg_zero *arg)
return false;
}
-static void dec_and(DisasContext *dc)
-{
- unsigned int not;
-
- not = dc->opcode & (1 << 1);
-
- if (!dc->rd)
- return;
-
- if (not) {
- tcg_gen_andc_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc)));
- } else
- tcg_gen_and_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc)));
-}
-
-static void dec_or(DisasContext *dc)
-{
- if (dc->rd)
- tcg_gen_or_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc)));
-}
-
-static void dec_xor(DisasContext *dc)
-{
- if (dc->rd)
- tcg_gen_xor_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc)));
-}
-
static void msr_read(DisasContext *dc, TCGv_i32 d)
{
TCGv_i32 t;
@@ -1581,9 +1570,6 @@ static struct decoder_info {
};
void (*dec)(DisasContext *dc);
} decinfo[] = {
- {DEC_AND, dec_and},
- {DEC_XOR, dec_xor},
- {DEC_OR, dec_or},
{DEC_BIT, dec_bit},
{DEC_BARREL, dec_barrel},
{DEC_LD, dec_load},