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[PATCH v6 51/72] target/riscv: rvv-1.0: narrowing fixed-point clip instr
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From: |
frank . chang |
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Subject: |
[PATCH v6 51/72] target/riscv: rvv-1.0: narrowing fixed-point clip instructions |
|
Date: |
Tue, 12 Jan 2021 17:39:25 +0800 |
From: Frank Chang <frank.chang@sifive.com>
Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/helper.h | 24 ++++++------
target/riscv/insn32.decode | 12 +++---
target/riscv/insn_trans/trans_rvv.c.inc | 12 +++---
target/riscv/vector_helper.c | 52 ++++++++++++-------------
4 files changed, 50 insertions(+), 50 deletions(-)
diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index 1e1e35bf800..2e4ed26f89c 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -766,18 +766,18 @@ DEF_HELPER_6(vssra_vx_h, void, ptr, ptr, tl, ptr, env,
i32)
DEF_HELPER_6(vssra_vx_w, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_6(vssra_vx_d, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclip_vv_b, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclip_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclip_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vv_b, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vx_b, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vx_h, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclipu_vx_w, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclip_vx_b, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclip_vx_h, void, ptr, ptr, tl, ptr, env, i32)
-DEF_HELPER_6(vnclip_vx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclip_wv_b, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclip_wv_h, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclip_wv_w, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wv_b, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wv_h, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wv_w, void, ptr, ptr, ptr, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclipu_wx_w, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclip_wx_b, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclip_wx_h, void, ptr, ptr, tl, ptr, env, i32)
+DEF_HELPER_6(vnclip_wx_w, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_6(vfadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 06e4e4f74b4..ac1bcab9627 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -491,12 +491,12 @@ vssrl_vi 101010 . ..... ..... 011 ..... 1010111
@r_vm
vssra_vv 101011 . ..... ..... 000 ..... 1010111 @r_vm
vssra_vx 101011 . ..... ..... 100 ..... 1010111 @r_vm
vssra_vi 101011 . ..... ..... 011 ..... 1010111 @r_vm
-vnclipu_vv 101110 . ..... ..... 000 ..... 1010111 @r_vm
-vnclipu_vx 101110 . ..... ..... 100 ..... 1010111 @r_vm
-vnclipu_vi 101110 . ..... ..... 011 ..... 1010111 @r_vm
-vnclip_vv 101111 . ..... ..... 000 ..... 1010111 @r_vm
-vnclip_vx 101111 . ..... ..... 100 ..... 1010111 @r_vm
-vnclip_vi 101111 . ..... ..... 011 ..... 1010111 @r_vm
+vnclipu_wv 101110 . ..... ..... 000 ..... 1010111 @r_vm
+vnclipu_wx 101110 . ..... ..... 100 ..... 1010111 @r_vm
+vnclipu_wi 101110 . ..... ..... 011 ..... 1010111 @r_vm
+vnclip_wv 101111 . ..... ..... 000 ..... 1010111 @r_vm
+vnclip_wx 101111 . ..... ..... 100 ..... 1010111 @r_vm
+vnclip_wi 101111 . ..... ..... 011 ..... 1010111 @r_vm
vfadd_vv 000000 . ..... ..... 001 ..... 1010111 @r_vm
vfadd_vf 000000 . ..... ..... 101 ..... 1010111 @r_vm
vfsub_vv 000010 . ..... ..... 001 ..... 1010111 @r_vm
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc
b/target/riscv/insn_trans/trans_rvv.c.inc
index 26652f044f8..731c4bdd04b 100644
--- a/target/riscv/insn_trans/trans_rvv.c.inc
+++ b/target/riscv/insn_trans/trans_rvv.c.inc
@@ -2267,12 +2267,12 @@ GEN_OPIVI_TRANS(vssrl_vi, IMM_ZX, vssrl_vx, opivx_check)
GEN_OPIVI_TRANS(vssra_vi, IMM_SX, vssra_vx, opivx_check)
/* Vector Narrowing Fixed-Point Clip Instructions */
-GEN_OPIVV_NARROW_TRANS(vnclipu_vv)
-GEN_OPIVV_NARROW_TRANS(vnclip_vv)
-GEN_OPIVX_NARROW_TRANS(vnclipu_vx)
-GEN_OPIVX_NARROW_TRANS(vnclip_vx)
-GEN_OPIVI_NARROW_TRANS(vnclipu_vi, IMM_ZX, vnclipu_vx)
-GEN_OPIVI_NARROW_TRANS(vnclip_vi, IMM_ZX, vnclip_vx)
+GEN_OPIWV_NARROW_TRANS(vnclipu_wv)
+GEN_OPIWV_NARROW_TRANS(vnclip_wv)
+GEN_OPIWX_NARROW_TRANS(vnclipu_wx)
+GEN_OPIWX_NARROW_TRANS(vnclip_wx)
+GEN_OPIWI_NARROW_TRANS(vnclipu_wi, IMM_ZX, vnclipu_wx)
+GEN_OPIWI_NARROW_TRANS(vnclip_wi, IMM_ZX, vnclip_wx)
/*
*** Vector Float Point Arithmetic Instructions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index df4f0b2d6a7..c5048882e91 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -3084,19 +3084,19 @@ vnclip32(CPURISCVState *env, int vxrm, int64_t a,
int32_t b)
}
}
-RVVCALL(OPIVV2_RM, vnclip_vv_b, NOP_SSS_B, H1, H2, H1, vnclip8)
-RVVCALL(OPIVV2_RM, vnclip_vv_h, NOP_SSS_H, H2, H4, H2, vnclip16)
-RVVCALL(OPIVV2_RM, vnclip_vv_w, NOP_SSS_W, H4, H8, H4, vnclip32)
-GEN_VEXT_VV_RM(vnclip_vv_b, 1, 1)
-GEN_VEXT_VV_RM(vnclip_vv_h, 2, 2)
-GEN_VEXT_VV_RM(vnclip_vv_w, 4, 4)
-
-RVVCALL(OPIVX2_RM, vnclip_vx_b, NOP_SSS_B, H1, H2, vnclip8)
-RVVCALL(OPIVX2_RM, vnclip_vx_h, NOP_SSS_H, H2, H4, vnclip16)
-RVVCALL(OPIVX2_RM, vnclip_vx_w, NOP_SSS_W, H4, H8, vnclip32)
-GEN_VEXT_VX_RM(vnclip_vx_b, 1, 1)
-GEN_VEXT_VX_RM(vnclip_vx_h, 2, 2)
-GEN_VEXT_VX_RM(vnclip_vx_w, 4, 4)
+RVVCALL(OPIVV2_RM, vnclip_wv_b, NOP_SSS_B, H1, H2, H1, vnclip8)
+RVVCALL(OPIVV2_RM, vnclip_wv_h, NOP_SSS_H, H2, H4, H2, vnclip16)
+RVVCALL(OPIVV2_RM, vnclip_wv_w, NOP_SSS_W, H4, H8, H4, vnclip32)
+GEN_VEXT_VV_RM(vnclip_wv_b, 1, 1)
+GEN_VEXT_VV_RM(vnclip_wv_h, 2, 2)
+GEN_VEXT_VV_RM(vnclip_wv_w, 4, 4)
+
+RVVCALL(OPIVX2_RM, vnclip_wx_b, NOP_SSS_B, H1, H2, vnclip8)
+RVVCALL(OPIVX2_RM, vnclip_wx_h, NOP_SSS_H, H2, H4, vnclip16)
+RVVCALL(OPIVX2_RM, vnclip_wx_w, NOP_SSS_W, H4, H8, vnclip32)
+GEN_VEXT_VX_RM(vnclip_wx_b, 1, 1)
+GEN_VEXT_VX_RM(vnclip_wx_h, 2, 2)
+GEN_VEXT_VX_RM(vnclip_wx_w, 4, 4)
static inline uint8_t
vnclipu8(CPURISCVState *env, int vxrm, uint16_t a, uint8_t b)
@@ -3134,7 +3134,7 @@ static inline uint32_t
vnclipu32(CPURISCVState *env, int vxrm, uint64_t a, uint32_t b)
{
uint8_t round, shift = b & 0x3f;
- int64_t res;
+ uint64_t res;
round = get_round(vxrm, a, shift);
res = (a >> shift) + round;
@@ -3146,19 +3146,19 @@ vnclipu32(CPURISCVState *env, int vxrm, uint64_t a,
uint32_t b)
}
}
-RVVCALL(OPIVV2_RM, vnclipu_vv_b, NOP_UUU_B, H1, H2, H1, vnclipu8)
-RVVCALL(OPIVV2_RM, vnclipu_vv_h, NOP_UUU_H, H2, H4, H2, vnclipu16)
-RVVCALL(OPIVV2_RM, vnclipu_vv_w, NOP_UUU_W, H4, H8, H4, vnclipu32)
-GEN_VEXT_VV_RM(vnclipu_vv_b, 1, 1)
-GEN_VEXT_VV_RM(vnclipu_vv_h, 2, 2)
-GEN_VEXT_VV_RM(vnclipu_vv_w, 4, 4)
+RVVCALL(OPIVV2_RM, vnclipu_wv_b, NOP_UUU_B, H1, H2, H1, vnclipu8)
+RVVCALL(OPIVV2_RM, vnclipu_wv_h, NOP_UUU_H, H2, H4, H2, vnclipu16)
+RVVCALL(OPIVV2_RM, vnclipu_wv_w, NOP_UUU_W, H4, H8, H4, vnclipu32)
+GEN_VEXT_VV_RM(vnclipu_wv_b, 1, 1)
+GEN_VEXT_VV_RM(vnclipu_wv_h, 2, 2)
+GEN_VEXT_VV_RM(vnclipu_wv_w, 4, 4)
-RVVCALL(OPIVX2_RM, vnclipu_vx_b, NOP_UUU_B, H1, H2, vnclipu8)
-RVVCALL(OPIVX2_RM, vnclipu_vx_h, NOP_UUU_H, H2, H4, vnclipu16)
-RVVCALL(OPIVX2_RM, vnclipu_vx_w, NOP_UUU_W, H4, H8, vnclipu32)
-GEN_VEXT_VX_RM(vnclipu_vx_b, 1, 1)
-GEN_VEXT_VX_RM(vnclipu_vx_h, 2, 2)
-GEN_VEXT_VX_RM(vnclipu_vx_w, 4, 4)
+RVVCALL(OPIVX2_RM, vnclipu_wx_b, NOP_UUU_B, H1, H2, vnclipu8)
+RVVCALL(OPIVX2_RM, vnclipu_wx_h, NOP_UUU_H, H2, H4, vnclipu16)
+RVVCALL(OPIVX2_RM, vnclipu_wx_w, NOP_UUU_W, H4, H8, vnclipu32)
+GEN_VEXT_VX_RM(vnclipu_wx_b, 1, 1)
+GEN_VEXT_VX_RM(vnclipu_wx_h, 2, 2)
+GEN_VEXT_VX_RM(vnclipu_wx_w, 4, 4)
/*
*** Vector Float Point Arithmetic Instructions
--
2.17.1
- [PATCH v6 41/72] target/riscv: rvv-1.0: single-width bit shift instructions, (continued)
- [PATCH v6 41/72] target/riscv: rvv-1.0: single-width bit shift instructions, frank . chang, 2021/01/12
- [PATCH v6 42/72] target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow, frank . chang, 2021/01/12
- [PATCH v6 43/72] target/riscv: rvv-1.0: narrowing integer right shift instructions, frank . chang, 2021/01/12
- [PATCH v6 44/72] target/riscv: rvv-1.0: widening integer multiply-add instructions, frank . chang, 2021/01/12
- [PATCH v6 45/72] target/riscv: rvv-1.0: single-width saturating add and subtract instructions, frank . chang, 2021/01/12
- [PATCH v6 46/72] target/riscv: rvv-1.0: integer comparison instructions, frank . chang, 2021/01/12
- [PATCH v6 47/72] target/riscv: rvv-1.0: floating-point compare instructions, frank . chang, 2021/01/12
- [PATCH v6 48/72] target/riscv: rvv-1.0: mask-register logical instructions, frank . chang, 2021/01/12
- [PATCH v6 49/72] target/riscv: rvv-1.0: slide instructions, frank . chang, 2021/01/12
- [PATCH v6 50/72] target/riscv: rvv-1.0: floating-point slide instructions, frank . chang, 2021/01/12
- [PATCH v6 51/72] target/riscv: rvv-1.0: narrowing fixed-point clip instructions,
frank . chang <=
- [PATCH v6 52/72] target/riscv: rvv-1.0: single-width floating-point reduction, frank . chang, 2021/01/12
- [PATCH v6 53/72] target/riscv: rvv-1.0: widening floating-point reduction instructions, frank . chang, 2021/01/12
- [PATCH v6 54/72] target/riscv: rvv-1.0: single-width scaling shift instructions, frank . chang, 2021/01/12
- [PATCH v6 55/72] target/riscv: rvv-1.0: remove widening saturating scaled multiply-add, frank . chang, 2021/01/12
- [PATCH v6 56/72] target/riscv: rvv-1.0: remove vmford.vv and vmford.vf, frank . chang, 2021/01/12
- [PATCH v6 57/72] target/riscv: rvv-1.0: remove integer extract instruction, frank . chang, 2021/01/12
- [PATCH v6 58/72] target/riscv: rvv-1.0: floating-point min/max instructions, frank . chang, 2021/01/12
- [PATCH v6 60/72] target/riscv: rvv-1.0: floating-point/integer type-convert instructions, frank . chang, 2021/01/12
- [PATCH v6 61/72] target/riscv: rvv-1.0: widening floating-point/integer type-convert, frank . chang, 2021/01/12
- [PATCH v6 59/72] target/riscv: introduce floating-point rounding mode enum, frank . chang, 2021/01/12