diff options
| author | Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br> | 2021-05-04 11:01:53 -0300 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2021-05-19 10:30:28 +1000 |
| commit | 1cc9e93ca8fd4debf78594923a2e1cdddb360bfc (patch) | |
| tree | 3b83e6ad383777c32f8014ecd66f8e83c1427186 | |
| parent | ab5add4c7bf4c705578ba9d115bb428d04efe2c0 (diff) | |
| download | qemu-1cc9e93ca8fd4debf78594923a2e1cdddb360bfc.zip | |
target/ppc: Fold gen_*_xer into their callers
folded gen_{read,write}_xer into their only callers, spr_{read,write}_xer
Signed-off-by: Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210504140157.76066-2-bruno.larsen@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
| -rw-r--r-- | target/ppc/translate.c | 37 | ||||
| -rw-r--r-- | target/ppc/translate_init.c.inc | 33 |
2 files changed, 31 insertions, 39 deletions
diff --git a/target/ppc/translate.c b/target/ppc/translate.c index a6381208a5..a5e144d944 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -4175,43 +4175,6 @@ static void gen_tdi(DisasContext *ctx) /*** Processor control ***/ -static void gen_read_xer(DisasContext *ctx, TCGv dst) -{ - TCGv t0 = tcg_temp_new(); - TCGv t1 = tcg_temp_new(); - TCGv t2 = tcg_temp_new(); - tcg_gen_mov_tl(dst, cpu_xer); - tcg_gen_shli_tl(t0, cpu_so, XER_SO); - tcg_gen_shli_tl(t1, cpu_ov, XER_OV); - tcg_gen_shli_tl(t2, cpu_ca, XER_CA); - tcg_gen_or_tl(t0, t0, t1); - tcg_gen_or_tl(dst, dst, t2); - tcg_gen_or_tl(dst, dst, t0); - if (is_isa300(ctx)) { - tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32); - tcg_gen_or_tl(dst, dst, t0); - tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32); - tcg_gen_or_tl(dst, dst, t0); - } - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_temp_free(t2); -} - -static void gen_write_xer(TCGv src) -{ - /* Write all flags, while reading back check for isa300 */ - tcg_gen_andi_tl(cpu_xer, src, - ~((1u << XER_SO) | - (1u << XER_OV) | (1u << XER_OV32) | - (1u << XER_CA) | (1u << XER_CA32))); - tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1); - tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1); - tcg_gen_extract_tl(cpu_so, src, XER_SO, 1); - tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1); - tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1); -} - /* mcrxr */ static void gen_mcrxr(DisasContext *ctx) { diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc index 66e6a4a746..5fed4e2bc5 100644 --- a/target/ppc/translate_init.c.inc +++ b/target/ppc/translate_init.c.inc @@ -116,12 +116,41 @@ static void spr_access_nop(DisasContext *ctx, int sprn, int gprn) /* XER */ static void spr_read_xer(DisasContext *ctx, int gprn, int sprn) { - gen_read_xer(ctx, cpu_gpr[gprn]); + TCGv dst = cpu_gpr[gprn]; + TCGv t0 = tcg_temp_new(); + TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_temp_new(); + tcg_gen_mov_tl(dst, cpu_xer); + tcg_gen_shli_tl(t0, cpu_so, XER_SO); + tcg_gen_shli_tl(t1, cpu_ov, XER_OV); + tcg_gen_shli_tl(t2, cpu_ca, XER_CA); + tcg_gen_or_tl(t0, t0, t1); + tcg_gen_or_tl(dst, dst, t2); + tcg_gen_or_tl(dst, dst, t0); + if (is_isa300(ctx)) { + tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32); + tcg_gen_or_tl(dst, dst, t0); + tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32); + tcg_gen_or_tl(dst, dst, t0); + } + tcg_temp_free(t0); + tcg_temp_free(t1); + tcg_temp_free(t2); } static void spr_write_xer(DisasContext *ctx, int sprn, int gprn) { - gen_write_xer(cpu_gpr[gprn]); + TCGv src = cpu_gpr[gprn]; + /* Write all flags, while reading back check for isa300 */ + tcg_gen_andi_tl(cpu_xer, src, + ~((1u << XER_SO) | + (1u << XER_OV) | (1u << XER_OV32) | + (1u << XER_CA) | (1u << XER_CA32))); + tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1); + tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1); + tcg_gen_extract_tl(cpu_so, src, XER_SO, 1); + tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1); + tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1); } /* LR */ |