qemu-ppc
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PULL 05/17] target/ppc: Move fsqrts to decodetree


From: Daniel Henrique Barboza
Subject: [PULL 05/17] target/ppc: Move fsqrts to decodetree
Date: Tue, 20 Sep 2022 16:41:50 -0300

From: Víctor Colombo <victor.colombo@eldorado.org.br>

Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220905123746.54659-3-victor.colombo@eldorado.org.br>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
 target/ppc/insn32.decode           |  1 +
 target/ppc/translate/fp-impl.c.inc | 23 +----------------------
 target/ppc/translate/fp-ops.c.inc  |  1 -
 3 files changed, 2 insertions(+), 23 deletions(-)

diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode
index 33aa27bd4f..a5249ee32c 100644
--- a/target/ppc/insn32.decode
+++ b/target/ppc/insn32.decode
@@ -369,6 +369,7 @@ STFDUX          011111 ..... ...... .... 1011110111 -   @X
 ### Floating-Point Arithmetic Instructions
 
 FSQRT           111111 ..... ----- ..... ----- 10110 .  @A_tb
+FSQRTS          111011 ..... ----- ..... ----- 10110 .  @A_tb
 
 ### Floating-Point Select Instruction
 
diff --git a/target/ppc/translate/fp-impl.c.inc 
b/target/ppc/translate/fp-impl.c.inc
index e8359af005..7a90c0e350 100644
--- a/target/ppc/translate/fp-impl.c.inc
+++ b/target/ppc/translate/fp-impl.c.inc
@@ -281,28 +281,7 @@ static bool do_helper_fsqrt(DisasContext *ctx, arg_A_tb *a,
 }
 
 TRANS(FSQRT, do_helper_fsqrt, gen_helper_fsqrt);
-
-static void gen_fsqrts(DisasContext *ctx)
-{
-    TCGv_i64 t0;
-    TCGv_i64 t1;
-    if (unlikely(!ctx->fpu_enabled)) {
-        gen_exception(ctx, POWERPC_EXCP_FPU);
-        return;
-    }
-    t0 = tcg_temp_new_i64();
-    t1 = tcg_temp_new_i64();
-    gen_reset_fpstatus();
-    get_fpr(t0, rB(ctx->opcode));
-    gen_helper_fsqrts(t1, cpu_env, t0);
-    set_fpr(rD(ctx->opcode), t1);
-    gen_compute_fprf_float64(t1);
-    if (unlikely(Rc(ctx->opcode) != 0)) {
-        gen_set_cr1_from_fpscr(ctx);
-    }
-    tcg_temp_free_i64(t0);
-    tcg_temp_free_i64(t1);
-}
+TRANS(FSQRTS, do_helper_fsqrt, gen_helper_fsqrts);
 
 /***                     Floating-Point multiply-and-add                   ***/
 /* fmadd - fmadds */
diff --git a/target/ppc/translate/fp-ops.c.inc 
b/target/ppc/translate/fp-ops.c.inc
index 38759f5939..d4c6c4bed1 100644
--- a/target/ppc/translate/fp-ops.c.inc
+++ b/target/ppc/translate/fp-ops.c.inc
@@ -62,7 +62,6 @@ GEN_HANDLER_E(stfdepx, 0x1F, 0x1F, 0x16, 0x00000001, 
PPC_NONE, PPC2_BOOKE206),
 GEN_HANDLER_E(stfdpx, 0x1F, 0x17, 0x1C, 0x00200001, PPC_NONE, PPC2_ISA205),
 
 GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES),
-GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT),
 GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT),
 GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT),
 GEN_HANDLER(fabs, 0x3F, 0x08, 0x08, 0x001F0000, PPC_FLOAT),
-- 
2.37.3




reply via email to

[Prev in Thread] Current Thread [Next in Thread]