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From: Hengqi Chen <hengqi.chen@gmail.com>
To: loongarch@lists.linux.dev, bpf@vger.kernel.org
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	chenhuacai@kernel.org, kernel@xen0n.name, yangtiezhu@loongson.cn,
	hengqi.chen@gmail.com
Subject: [PATCH bpf-next 1/8] LoongArch: Add more instruction opcodes and emit_* helpers
Date: Thu, 26 Oct 2023 18:43:30 +0000	[thread overview]
Message-ID: <20231026184337.563801-2-hengqi.chen@gmail.com> (raw)
In-Reply-To: <20231026184337.563801-1-hengqi.chen@gmail.com>

This patch adds more instruction opcodes and their corresponding
emit_* helpers which will be used in later patches.

Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
---
 arch/loongarch/include/asm/inst.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/loongarch/include/asm/inst.h b/arch/loongarch/include/asm/inst.h
index 71e1ed4165c8..5350ae9ee380 100644
--- a/arch/loongarch/include/asm/inst.h
+++ b/arch/loongarch/include/asm/inst.h
@@ -65,6 +65,8 @@ enum reg2_op {
 	revbd_op	= 0x0f,
 	revh2w_op	= 0x10,
 	revhd_op	= 0x11,
+	extwh_op	= 0x16,
+	extwb_op	= 0x17,
 };
 
 enum reg2i5_op {
@@ -556,6 +558,8 @@ static inline void emit_##NAME(union loongarch_instruction *insn,	\
 DEF_EMIT_REG2_FORMAT(revb2h, revb2h_op)
 DEF_EMIT_REG2_FORMAT(revb2w, revb2w_op)
 DEF_EMIT_REG2_FORMAT(revbd, revbd_op)
+DEF_EMIT_REG2_FORMAT(extwh, extwh_op)
+DEF_EMIT_REG2_FORMAT(extwb, extwb_op)
 
 #define DEF_EMIT_REG2I5_FORMAT(NAME, OP)				\
 static inline void emit_##NAME(union loongarch_instruction *insn,	\
@@ -607,6 +611,9 @@ DEF_EMIT_REG2I12_FORMAT(lu52id, lu52id_op)
 DEF_EMIT_REG2I12_FORMAT(andi, andi_op)
 DEF_EMIT_REG2I12_FORMAT(ori, ori_op)
 DEF_EMIT_REG2I12_FORMAT(xori, xori_op)
+DEF_EMIT_REG2I12_FORMAT(ldb, ldb_op)
+DEF_EMIT_REG2I12_FORMAT(ldh, ldh_op)
+DEF_EMIT_REG2I12_FORMAT(ldw, ldw_op)
 DEF_EMIT_REG2I12_FORMAT(ldbu, ldbu_op)
 DEF_EMIT_REG2I12_FORMAT(ldhu, ldhu_op)
 DEF_EMIT_REG2I12_FORMAT(ldwu, ldwu_op)
@@ -685,9 +692,12 @@ static inline void emit_##NAME(union loongarch_instruction *insn,	\
 	insn->reg3_format.rk = rk;					\
 }
 
+DEF_EMIT_REG3_FORMAT(addw, addw_op)
 DEF_EMIT_REG3_FORMAT(addd, addd_op)
 DEF_EMIT_REG3_FORMAT(subd, subd_op)
 DEF_EMIT_REG3_FORMAT(muld, muld_op)
+DEF_EMIT_REG3_FORMAT(divd, divd_op)
+DEF_EMIT_REG3_FORMAT(modd, modd_op)
 DEF_EMIT_REG3_FORMAT(divdu, divdu_op)
 DEF_EMIT_REG3_FORMAT(moddu, moddu_op)
 DEF_EMIT_REG3_FORMAT(and, and_op)
@@ -699,6 +709,9 @@ DEF_EMIT_REG3_FORMAT(srlw, srlw_op)
 DEF_EMIT_REG3_FORMAT(srld, srld_op)
 DEF_EMIT_REG3_FORMAT(sraw, sraw_op)
 DEF_EMIT_REG3_FORMAT(srad, srad_op)
+DEF_EMIT_REG3_FORMAT(ldxb, ldxb_op)
+DEF_EMIT_REG3_FORMAT(ldxh, ldxh_op)
+DEF_EMIT_REG3_FORMAT(ldxw, ldxw_op)
 DEF_EMIT_REG3_FORMAT(ldxbu, ldxbu_op)
 DEF_EMIT_REG3_FORMAT(ldxhu, ldxhu_op)
 DEF_EMIT_REG3_FORMAT(ldxwu, ldxwu_op)
-- 
2.34.1


  reply	other threads:[~2023-10-27  6:01 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-26 18:43 [PATCH bpf-next 0/8] bpf: Support cpu v4 instructions for LoongArch Hengqi Chen
2023-10-26 18:43 ` Hengqi Chen [this message]
2023-10-26 18:43 ` [PATCH bpf-next 2/8] LoongArch: BPF: Support sign-extension load instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 3/8] LoongArch: BPF: Support sign-extension mov instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 4/8] LoongArch: BPF: Support unconditional bswap instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 5/8] LoongArch: BPF: Support 32-bit offset jmp instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 6/8] LoongArch: BPF: Support signed div instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 7/8] LoongArch: BPF: Support signed mod instructions Hengqi Chen
2023-10-26 18:43 ` [PATCH bpf-next 8/8] selftests/bpf: Enable cpu v4 tests for LoongArch Hengqi Chen
2023-10-27  7:05   ` Huacai Chen
2023-10-27  8:39     ` Hengqi Chen
2023-10-27  8:42       ` Huacai Chen
2023-10-27  9:41         ` Hengqi Chen
2023-10-27  9:46           ` Huacai Chen
2023-11-09 15:25   ` Huacai Chen
2023-11-11 14:50     ` Hengqi Chen
2023-11-11 16:19       ` Huacai Chen
2023-11-12  2:49         ` Huacai Chen

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