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From: David Gibson <david@gibson.dropbear.id.au>
To: peter.maydell@linaro.org, groug@kaod.org
Cc: richard.henderson@linaro.org,
	David Gibson <david@gibson.dropbear.id.au>,
	qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
	"Bruno Larsen \(billionai\)" <bruno.larsen@eldorado.org.br>
Subject: [PULL 03/48] target/ppc: Fold gen_*_xer into their callers
Date: Wed, 19 May 2021 22:51:03 +1000	[thread overview]
Message-ID: <20210519125148.27720-4-david@gibson.dropbear.id.au> (raw)
In-Reply-To: <20210519125148.27720-1-david@gibson.dropbear.id.au>

From: "Bruno Larsen (billionai)" <bruno.larsen@eldorado.org.br>

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>
---
 target/ppc/translate.c          | 37 ---------------------------------
 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 */
-- 
2.31.1



  parent reply	other threads:[~2021-05-19 12:54 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-19 12:51 [PULL 00/48] ppc-for-6.1 queue 20210519 David Gibson
2021-05-19 12:51 ` [PULL 01/48] hw/ppc/spapr.c: Extract MMU mode error reporting into a function David Gibson
2021-05-19 12:51 ` [PULL 02/48] hw/ppc/spapr.c: Make sure the host supports the selected MMU mode David Gibson
2021-05-19 12:51 ` David Gibson [this message]
2021-05-19 12:51 ` [PULL 04/48] target/ppc: renamed SPR registration functions David Gibson
2021-05-19 12:51 ` [PULL 05/48] target/ppc: move SPR R/W callbacks to translate.c David Gibson
2021-05-19 12:51 ` [PULL 06/48] hw/ppc: moved hcalls that depend on softmmu David Gibson
2021-05-19 12:51 ` [PULL 07/48] target/ppc: moved function out of mmu-hash64 David Gibson
2021-05-19 12:51 ` [PULL 08/48] target/ppc: moved ppc_store_lpcr to misc_helper.c David Gibson
2021-05-19 12:51 ` [PULL 09/48] hw/ppc: moved has_spr to cpu.h David Gibson
2021-05-19 12:51 ` [PULL 10/48] target/ppc: turned SPR R/W callbacks not static David Gibson
2021-05-19 12:51 ` [PULL 11/48] target/ppc: isolated cpu init from translation logic David Gibson
2021-05-19 12:51 ` [PULL 12/48] target/ppc: created ppc_{store, get}_vscr for generic vscr usage David Gibson
2021-05-19 12:51 ` [PULL 13/48] target/ppc: updated vscr manipulation in machine.c David Gibson
2021-05-19 12:51 ` [PULL 14/48] target/ppc: moved ppc_store_sdr1 to cpu.c David Gibson
2021-05-19 12:51 ` [PULL 15/48] target/ppc: moved ppc_cpu_dump_state to cpu_init.c David Gibson
2021-05-19 12:51 ` [PULL 16/48] target/ppc: Add cia field to DisasContext David Gibson
2021-05-19 12:51 ` [PULL 17/48] target/ppc: Split out decode_legacy David Gibson
2021-05-19 12:51 ` [PULL 18/48] target/ppc: Move DISAS_NORETURN setting into gen_exception* David Gibson
2021-05-19 12:51 ` [PULL 19/48] target/ppc: Remove special case for POWERPC_SYSCALL David Gibson
2021-05-19 12:51 ` [PULL 20/48] target/ppc: Remove special case for POWERPC_EXCP_TRAP David Gibson
2021-05-19 12:51 ` [PULL 21/48] target/ppc: Simplify gen_debug_exception David Gibson
2021-05-19 12:51 ` [PULL 22/48] target/ppc: Introduce DISAS_{EXIT,CHAIN}{,_UPDATE} David Gibson
2021-05-19 12:51 ` [PULL 23/48] target/ppc: Replace POWERPC_EXCP_SYNC with DISAS_EXIT David Gibson
2021-05-19 12:51 ` [PULL 24/48] target/ppc: Remove unnecessary gen_io_end calls David Gibson
2021-05-19 12:51 ` [PULL 25/48] target/ppc: Introduce gen_icount_io_start David Gibson
2021-05-19 12:51 ` [PULL 26/48] target/ppc: Replace POWERPC_EXCP_STOP with DISAS_EXIT_UPDATE David Gibson
2021-05-19 12:51 ` [PULL 27/48] target/ppc: Replace POWERPC_EXCP_BRANCH with DISAS_NORETURN David Gibson
2021-05-19 12:51 ` [PULL 28/48] target/ppc: Remove DisasContext.exception David Gibson
2021-05-19 12:51 ` [PULL 29/48] target/ppc: Move single-step check to ppc_tr_tb_stop David Gibson
2021-05-19 12:51 ` [PULL 30/48] target/ppc: Tidy exception vs exit_tb David Gibson
2021-05-19 12:51 ` [PULL 31/48] target/ppc: Mark helper_raise_exception* as noreturn David Gibson
2021-05-19 12:51 ` [PULL 32/48] target/ppc: Use translator_loop_temp_check David Gibson
2021-05-19 12:51 ` [PULL 33/48] target/ppc: Fix load endianness for lxvwsx/lxvdsx David Gibson
2021-05-19 12:51 ` [PULL 34/48] target/ppc: Introduce prot_for_access_type David Gibson
2021-05-19 12:51 ` [PULL 35/48] target/ppc: Use MMUAccessType in mmu-radix64.c David Gibson
2021-05-19 12:51 ` [PULL 36/48] target/ppc: Use MMUAccessType in mmu-hash64.c David Gibson
2021-05-19 12:51 ` [PULL 37/48] target/ppc: Use MMUAccessType in mmu-hash32.c David Gibson
2021-05-19 12:51 ` [PULL 38/48] target/ppc: Rename access_type to type in mmu_helper.c David Gibson
2021-05-19 12:51 ` [PULL 39/48] target/ppc: Use MMUAccessType " David Gibson
2021-05-19 12:51 ` [PULL 40/48] target/ppc: Remove type argument from check_prot David Gibson
2021-05-19 12:51 ` [PULL 41/48] target/ppc: Remove type argument from ppc6xx_tlb_pte_check David Gibson
2021-05-19 12:51 ` [PULL 42/48] target/ppc: Remove type argument from ppc6xx_tlb_check David Gibson
2021-05-19 12:51 ` [PULL 43/48] target/ppc: Remove type argument from get_bat_6xx_tlb David Gibson
2021-05-19 12:51 ` [PULL 44/48] target/ppc: Remove type argument from mmu40x_get_physical_address David Gibson
2021-05-19 12:51 ` [PULL 45/48] target/ppc: Remove type argument from mmubooke_check_tlb David Gibson
2021-05-19 12:51 ` [PULL 46/48] target/ppc: Remove type argument from mmubooke_get_physical_address David Gibson
2021-05-19 12:51 ` [PULL 47/48] target/ppc: Remove type argument from mmubooke206_check_tlb David Gibson
2021-05-19 12:51 ` [PULL 48/48] target/ppc: Remove type argument for mmubooke206_get_physical_address David Gibson
2021-05-19 13:46 ` [PULL 00/48] ppc-for-6.1 queue 20210519 no-reply
2021-05-20  0:42   ` David Gibson
2021-05-20  9:00 ` Peter Maydell

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