[Qemu-devel] [PULL 31/34] target/riscv: Convert @cl_d, @cl_w, @cs_d, @cs_w insns

[Palmer Dabbelt <palmer@sifive.com>]

From: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
---
 target/riscv/insn16.decode              | 20 ++++++++++----------
 target/riscv/insn32.decode              |  3 ++-
 target/riscv/insn_trans/trans_rvc.inc.c | 24 ------------------------
 3 files changed, 12 insertions(+), 35 deletions(-)

diff --git a/target/riscv/insn16.decode b/target/riscv/insn16.decode
index c7a58d80e5ae..c215867ff947 100644
--- a/target/riscv/insn16.decode
+++ b/target/riscv/insn16.decode
@@ -43,14 +43,14 @@
 
 # Argument sets imported from insn32.decode:
 &r         rd rs1 rs2   !extern
+&i         imm rs1 rd   !extern
+&s         imm rs1 rs2  !extern
 
 # Argument sets:
 &cl               rs1 rd
-&cl_dw     uimm   rs1 rd
 &ci        imm        rd
 &ciw       nzuimm     rd
 &cs               rs1 rs2
-&cs_dw     uimm   rs1 rs2
 &cb        imm    rs1
 &cr               rd  rs2
 &c_j       imm
@@ -67,13 +67,13 @@
 @cr        ....  ..... .....  .. &cr                      rs2=%rs2_5  %rd
 @ci        ... . ..... .....  .. &ci     imm=%imm_ci                  %rd
 @ciw       ...   ........ ... .. &ciw    nzuimm=%nzuimm_ciw           rd=%rs2_3
-@cl_d      ... ... ... .. ... .. &cl_dw  uimm=%uimm_cl_d  rs1=%rs1_3  rd=%rs2_3
-@cl_w      ... ... ... .. ... .. &cl_dw  uimm=%uimm_cl_w  rs1=%rs1_3  rd=%rs2_3
+@cl_d      ... ... ... .. ... .. &i  imm=%uimm_cl_d  rs1=%rs1_3  rd=%rs2_3
+@cl_w      ... ... ... .. ... .. &i  imm=%uimm_cl_w  rs1=%rs1_3  rd=%rs2_3
 @cl        ... ... ... .. ... .. &cl                      rs1=%rs1_3  rd=%rs2_3
 @cs        ... ... ... .. ... .. &cs                      rs1=%rs1_3  rs2=%rs2_3
 @cs_2      ... ... ... .. ... .. &r      rd=%rs1_3 rs1=%rs1_3 rs2=%rs2_3
-@cs_d      ... ... ... .. ... .. &cs_dw  uimm=%uimm_cl_d  rs1=%rs1_3  rs2=%rs2_3
-@cs_w      ... ... ... .. ... .. &cs_dw  uimm=%uimm_cl_w  rs1=%rs1_3  rs2=%rs2_3
+@cs_d      ... ... ... .. ... .. &s  imm=%uimm_cl_d  rs1=%rs1_3  rs2=%rs2_3
+@cs_w      ... ... ... .. ... .. &s  imm=%uimm_cl_w  rs1=%rs1_3  rs2=%rs2_3
 @cb        ... ... ... .. ... .. &cb     imm=%imm_cb      rs1=%rs1_3
 @cj        ...    ........... .. &c_j    imm=%imm_cj
 
@@ -95,11 +95,11 @@
 
 # *** RV64C Standard Extension (Quadrant 0) ***
 c_addi4spn        000    ........ ... 00 @ciw
-c_fld             001  ... ... .. ... 00 @cl_d
-c_lw              010  ... ... .. ... 00 @cl_w
+fld               001  ... ... .. ... 00 @cl_d
+lw                010  ... ... .. ... 00 @cl_w
 c_flw_ld          011  --- ... -- ... 00 @cl    #Note: Must parse uimm manually
-c_fsd             101  ... ... .. ... 00 @cs_d
-c_sw              110  ... ... .. ... 00 @cs_w
+fsd               101  ... ... .. ... 00 @cs_d
+sw                110  ... ... .. ... 00 @cs_w
 c_fsw_sd          111  --- ... -- ... 00 @cs    #Note: Must parse uimm manually
 
 # *** RV64C Standard Extension (Quadrant 1) ***
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 6f3ab7aa52d3..b59a00cc429f 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -37,6 +37,7 @@
 &b    imm rs2 rs1
 &i    imm rs1 rd
 &r    rd rs1 rs2
+&s    imm rs2 rs1
 &shift     shamt rs1 rd
 &atomic    aq rl rs2 rs1 rd
 
@@ -44,7 +45,7 @@
 @r       .......   ..... ..... ... ..... ....... &r                %rs2 %rs1 %rd
 @i       ............    ..... ... ..... ....... &i      imm=%imm_i     %rs1 %rd
 @b       .......   ..... ..... ... ..... ....... &b      imm=%imm_b %rs2 %rs1
-@s       .......   ..... ..... ... ..... .......         imm=%imm_s %rs2 %rs1
+@s       .......   ..... ..... ... ..... ....... &s      imm=%imm_s %rs2 %rs1
 @u       ....................      ..... .......         imm=%imm_u          %rd
 @j       ....................      ..... .......         imm=%imm_j          %rd
 
diff --git a/target/riscv/insn_trans/trans_rvc.inc.c b/target/riscv/insn_trans/trans_rvc.inc.c
index 639c381edfc0..d932bfd3e0cc 100644
--- a/target/riscv/insn_trans/trans_rvc.inc.c
+++ b/target/riscv/insn_trans/trans_rvc.inc.c
@@ -28,18 +28,6 @@ static bool trans_c_addi4spn(DisasContext *ctx, arg_c_addi4spn *a)
     return trans_addi(ctx, &arg);
 }
 
-static bool trans_c_fld(DisasContext *ctx, arg_c_fld *a)
-{
-    arg_fld arg = { .rd = a->rd, .rs1 = a->rs1, .imm = a->uimm };
-    return trans_fld(ctx, &arg);
-}
-
-static bool trans_c_lw(DisasContext *ctx, arg_c_lw *a)
-{
-    arg_lw arg = { .rd = a->rd, .rs1 = a->rs1, .imm = a->uimm };
-    return trans_lw(ctx, &arg);
-}
-
 static bool trans_c_flw_ld(DisasContext *ctx, arg_c_flw_ld *a)
 {
 #ifdef TARGET_RISCV32
@@ -51,18 +39,6 @@ static bool trans_c_flw_ld(DisasContext *ctx, arg_c_flw_ld *a)
 #endif
 }
 
-static bool trans_c_fsd(DisasContext *ctx, arg_c_fsd *a)
-{
-    arg_fsd arg = { .rs1 = a->rs1, .rs2 = a->rs2, .imm = a->uimm };
-    return trans_fsd(ctx, &arg);
-}
-
-static bool trans_c_sw(DisasContext *ctx, arg_c_sw *a)
-{
-    arg_sw arg = { .rs1 = a->rs1, .rs2 = a->rs2, .imm = a->uimm };
-    return trans_sw(ctx, &arg);
-}
-
 static bool trans_c_fsw_sd(DisasContext *ctx, arg_c_fsw_sd *a)
 {
 #ifdef TARGET_RISCV32
-- 
2.18.1