diff options
Diffstat (limited to 'target/linux/generic/backport-5.4/071-v5.16-00-MIPS-uasm-Enable-muhu-opcode-for-MIPS-R6.patch')
-rw-r--r-- | target/linux/generic/backport-5.4/071-v5.16-00-MIPS-uasm-Enable-muhu-opcode-for-MIPS-R6.patch | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/target/linux/generic/backport-5.4/071-v5.16-00-MIPS-uasm-Enable-muhu-opcode-for-MIPS-R6.patch b/target/linux/generic/backport-5.4/071-v5.16-00-MIPS-uasm-Enable-muhu-opcode-for-MIPS-R6.patch deleted file mode 100644 index 82feb7421d..0000000000 --- a/target/linux/generic/backport-5.4/071-v5.16-00-MIPS-uasm-Enable-muhu-opcode-for-MIPS-R6.patch +++ /dev/null @@ -1,65 +0,0 @@ -From: Johan Almbladh <johan.almbladh@anyfinetworks.com> -Date: Tue, 5 Oct 2021 18:54:02 +0200 -Subject: [PATCH] MIPS: uasm: Enable muhu opcode for MIPS R6 - -Enable the 'muhu' instruction, complementing the existing 'mulu', needed -to implement a MIPS32 BPF JIT. - -Also fix a typo in the existing definition of 'dmulu'. - -Signed-off-by: Tony Ambardar <Tony.Ambardar@gmail.com> - -This patch is a dependency for my 32-bit MIPS eBPF JIT. - -Signed-off-by: Johan Almbladh <johan.almbladh@anyfinetworks.com> ---- - ---- a/arch/mips/include/asm/uasm.h -+++ b/arch/mips/include/asm/uasm.h -@@ -145,6 +145,7 @@ Ip_u1(_mtlo); - Ip_u3u1u2(_mul); - Ip_u1u2(_multu); - Ip_u3u1u2(_mulu); -+Ip_u3u1u2(_muhu); - Ip_u3u1u2(_nor); - Ip_u3u1u2(_or); - Ip_u2u1u3(_ori); ---- a/arch/mips/mm/uasm-mips.c -+++ b/arch/mips/mm/uasm-mips.c -@@ -90,7 +90,7 @@ static const struct insn insn_table[insn - RS | RT | RD}, - [insn_dmtc0] = {M(cop0_op, dmtc_op, 0, 0, 0, 0), RT | RD | SET}, - [insn_dmultu] = {M(spec_op, 0, 0, 0, 0, dmultu_op), RS | RT}, -- [insn_dmulu] = {M(spec_op, 0, 0, 0, dmult_dmul_op, dmultu_op), -+ [insn_dmulu] = {M(spec_op, 0, 0, 0, dmultu_dmulu_op, dmultu_op), - RS | RT | RD}, - [insn_drotr] = {M(spec_op, 1, 0, 0, 0, dsrl_op), RT | RD | RE}, - [insn_drotr32] = {M(spec_op, 1, 0, 0, 0, dsrl32_op), RT | RD | RE}, -@@ -150,6 +150,8 @@ static const struct insn insn_table[insn - [insn_mtlo] = {M(spec_op, 0, 0, 0, 0, mtlo_op), RS}, - [insn_mulu] = {M(spec_op, 0, 0, 0, multu_mulu_op, multu_op), - RS | RT | RD}, -+ [insn_muhu] = {M(spec_op, 0, 0, 0, multu_muhu_op, multu_op), -+ RS | RT | RD}, - #ifndef CONFIG_CPU_MIPSR6 - [insn_mul] = {M(spec2_op, 0, 0, 0, 0, mul_op), RS | RT | RD}, - #else ---- a/arch/mips/mm/uasm.c -+++ b/arch/mips/mm/uasm.c -@@ -59,7 +59,7 @@ enum opcode { - insn_lddir, insn_ldpte, insn_ldx, insn_lh, insn_lhu, insn_ll, insn_lld, - insn_lui, insn_lw, insn_lwu, insn_lwx, insn_mfc0, insn_mfhc0, insn_mfhi, - insn_mflo, insn_modu, insn_movn, insn_movz, insn_mtc0, insn_mthc0, -- insn_mthi, insn_mtlo, insn_mul, insn_multu, insn_mulu, insn_nor, -+ insn_mthi, insn_mtlo, insn_mul, insn_multu, insn_mulu, insn_muhu, insn_nor, - insn_or, insn_ori, insn_pref, insn_rfe, insn_rotr, insn_sb, insn_sc, - insn_scd, insn_seleqz, insn_selnez, insn_sd, insn_sh, insn_sll, - insn_sllv, insn_slt, insn_slti, insn_sltiu, insn_sltu, insn_sra, -@@ -344,6 +344,7 @@ I_u1(_mtlo) - I_u3u1u2(_mul) - I_u1u2(_multu) - I_u3u1u2(_mulu) -+I_u3u1u2(_muhu) - I_u3u1u2(_nor) - I_u3u1u2(_or) - I_u2u1u3(_ori) |