From: Alistair Francis <Alistair.Francis@wdc.com> To: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, "qemu-riscv@nongnu.org" <qemu-riscv@nongnu.org> Cc: Alistair Francis <Alistair.Francis@wdc.com>, "alistair23@gmail.com" <alistair23@gmail.com> Subject: [Qemu-devel] [RFC v1 08/23] riscv: tcg-target: Add support for the constraints Date: Thu, 15 Nov 2018 22:35:05 +0000 [thread overview] Message-ID: <1d5f88588063393fe28b689ce9501715022052ed.1542321076.git.alistair.francis@wdc.com> (raw) In-Reply-To: <cover.1542321076.git.alistair.francis@wdc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> --- tcg/riscv/tcg-target.inc.c | 139 +++++++++++++++++++++++++++++++++++++ 1 file changed, 139 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index a9c57493a0..e585740870 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -119,6 +119,145 @@ static const int tcg_target_call_oarg_regs[] = { #define TCG_CT_CONST_S12 0x200 #define TCG_CT_CONST_N12 0x400 +/* parse target specific constraints */ +static const char *target_parse_constraint(TCGArgConstraint *ct, + const char *ct_str, TCGType type) +{ + switch (*ct_str++) { + case 'r': + ct->ct |= TCG_CT_REG; + ct->u.regs = 0xffffffff; + break; + case 'L': + /* qemu_ld/qemu_st constraint */ + ct->ct |= TCG_CT_REG; + ct->u.regs = 0xffffffff; + /* qemu_ld/qemu_st uses TCG_REG_TMP0 */ +#if defined(CONFIG_SOFTMMU) + /* tcg_out_tlb_load uses TCG_REG_TMP0/TMP1 and TCG_REG_L0/L1 */ + /* tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP0); */ + /* tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP1); */ + tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP2); + + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[0]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[1]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[2]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[3]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[4]); +#endif + break; + case 'I': + ct->ct |= TCG_CT_CONST_S12; + break; + case 'N': + ct->ct |= TCG_CT_CONST_N12; + break; + case 'Z': + /* we can use a zero immediate as a zero register argument. */ + ct->ct |= TCG_CT_CONST_ZERO; + break; + default: + return NULL; + } + return ct_str; +} + +/* test if a constant matches the constraint */ +static int tcg_target_const_match(tcg_target_long val, TCGType type, + const TCGArgConstraint *arg_ct) +{ + int ct = arg_ct->ct; + if (ct & TCG_CT_CONST) { + return 1; + } + if ((ct & TCG_CT_CONST_ZERO) && val == 0) { + return 1; + } + if ((ct & TCG_CT_CONST_S12) && val >= -2048 && val <= 2047) { + return 1; + } + if ((ct & TCG_CT_CONST_N12) && val >= -2047 && val <= 2048) { + return 1; + } + return 0; +} + +/* + * RISC-V Base ISA opcodes (IM) + */ + +typedef enum { + OPC_ADD = 0x33, + OPC_ADDI = 0x13, + OPC_ADDIW = 0x1b, + OPC_ADDW = 0x3b, + OPC_AND = 0x7033, + OPC_ANDI = 0x7013, + OPC_AUIPC = 0x17, + OPC_BEQ = 0x63, + OPC_BGE = 0x5063, + OPC_BGEU = 0x7063, + OPC_BLT = 0x4063, + OPC_BLTU = 0x6063, + OPC_BNE = 0x1063, + OPC_DIV = 0x2004033, + OPC_DIVU = 0x2005033, + OPC_DIVUW = 0x200503b, + OPC_DIVW = 0x200403b, + OPC_JAL = 0x6f, + OPC_JALR = 0x67, + OPC_LB = 0x3, + OPC_LBU = 0x4003, + OPC_LD = 0x3003, + OPC_LH = 0x1003, + OPC_LHU = 0x5003, + OPC_LUI = 0x37, + OPC_LW = 0x2003, + OPC_LWU = 0x6003, + OPC_MUL = 0x2000033, + OPC_MULH = 0x2001033, + OPC_MULHSU = 0x2002033, + OPC_MULHU = 0x2003033, + OPC_MULW = 0x200003b, + OPC_OR = 0x6033, + OPC_ORI = 0x6013, + OPC_REM = 0x2006033, + OPC_REMU = 0x2007033, + OPC_REMUW = 0x200703b, + OPC_REMW = 0x200603b, + OPC_SB = 0x23, + OPC_SD = 0x3023, + OPC_SH = 0x1023, + OPC_SLL = 0x1033, + OPC_SLLI = 0x1013, + OPC_SLLIW = 0x101b, + OPC_SLLW = 0x103b, + OPC_SLT = 0x2033, + OPC_SLTI = 0x2013, + OPC_SLTIU = 0x3013, + OPC_SLTU = 0x3033, + OPC_SRA = 0x40005033, + OPC_SRAI = 0x40005013, + OPC_SRAIW = 0x4000501b, + OPC_SRAW = 0x4000503b, + OPC_SRL = 0x5033, + OPC_SRLI = 0x5013, + OPC_SRLIW = 0x501b, + OPC_SRLW = 0x503b, + OPC_SUB = 0x40000033, + OPC_SUBW = 0x4000003b, + OPC_SW = 0x2023, + OPC_XOR = 0x4033, + OPC_XORI = 0x4013, + OPC_FENCE_RW_RW = 0x0330000f, + OPC_FENCE_R_R = 0x0220000f, + OPC_FENCE_W_R = 0x0120000f, + OPC_FENCE_R_W = 0x0210000f, + OPC_FENCE_W_W = 0x0110000f, + OPC_FENCE_R_RW = 0x0230000f, + OPC_FENCE_RW_W = 0x0310000f, +} RISCVInsn; + typedef struct { DebugFrameHeader h; uint8_t fde_def_cfa[4]; -- 2.19.1
WARNING: multiple messages have this Message-ID (diff)
From: Alistair Francis <Alistair.Francis@wdc.com> To: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, "qemu-riscv@nongnu.org" <qemu-riscv@nongnu.org> Cc: Alistair Francis <Alistair.Francis@wdc.com>, "alistair23@gmail.com" <alistair23@gmail.com> Subject: [Qemu-riscv] [RFC v1 08/23] riscv: tcg-target: Add support for the constraints Date: Thu, 15 Nov 2018 22:35:05 +0000 [thread overview] Message-ID: <1d5f88588063393fe28b689ce9501715022052ed.1542321076.git.alistair.francis@wdc.com> (raw) In-Reply-To: <cover.1542321076.git.alistair.francis@wdc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> --- tcg/riscv/tcg-target.inc.c | 139 +++++++++++++++++++++++++++++++++++++ 1 file changed, 139 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index a9c57493a0..e585740870 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -119,6 +119,145 @@ static const int tcg_target_call_oarg_regs[] = { #define TCG_CT_CONST_S12 0x200 #define TCG_CT_CONST_N12 0x400 +/* parse target specific constraints */ +static const char *target_parse_constraint(TCGArgConstraint *ct, + const char *ct_str, TCGType type) +{ + switch (*ct_str++) { + case 'r': + ct->ct |= TCG_CT_REG; + ct->u.regs = 0xffffffff; + break; + case 'L': + /* qemu_ld/qemu_st constraint */ + ct->ct |= TCG_CT_REG; + ct->u.regs = 0xffffffff; + /* qemu_ld/qemu_st uses TCG_REG_TMP0 */ +#if defined(CONFIG_SOFTMMU) + /* tcg_out_tlb_load uses TCG_REG_TMP0/TMP1 and TCG_REG_L0/L1 */ + /* tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP0); */ + /* tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP1); */ + tcg_regset_reset_reg(ct->u.regs, TCG_REG_TMP2); + + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[0]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[1]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[2]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[3]); + tcg_regset_reset_reg(ct->u.regs, tcg_target_call_iarg_regs[4]); +#endif + break; + case 'I': + ct->ct |= TCG_CT_CONST_S12; + break; + case 'N': + ct->ct |= TCG_CT_CONST_N12; + break; + case 'Z': + /* we can use a zero immediate as a zero register argument. */ + ct->ct |= TCG_CT_CONST_ZERO; + break; + default: + return NULL; + } + return ct_str; +} + +/* test if a constant matches the constraint */ +static int tcg_target_const_match(tcg_target_long val, TCGType type, + const TCGArgConstraint *arg_ct) +{ + int ct = arg_ct->ct; + if (ct & TCG_CT_CONST) { + return 1; + } + if ((ct & TCG_CT_CONST_ZERO) && val == 0) { + return 1; + } + if ((ct & TCG_CT_CONST_S12) && val >= -2048 && val <= 2047) { + return 1; + } + if ((ct & TCG_CT_CONST_N12) && val >= -2047 && val <= 2048) { + return 1; + } + return 0; +} + +/* + * RISC-V Base ISA opcodes (IM) + */ + +typedef enum { + OPC_ADD = 0x33, + OPC_ADDI = 0x13, + OPC_ADDIW = 0x1b, + OPC_ADDW = 0x3b, + OPC_AND = 0x7033, + OPC_ANDI = 0x7013, + OPC_AUIPC = 0x17, + OPC_BEQ = 0x63, + OPC_BGE = 0x5063, + OPC_BGEU = 0x7063, + OPC_BLT = 0x4063, + OPC_BLTU = 0x6063, + OPC_BNE = 0x1063, + OPC_DIV = 0x2004033, + OPC_DIVU = 0x2005033, + OPC_DIVUW = 0x200503b, + OPC_DIVW = 0x200403b, + OPC_JAL = 0x6f, + OPC_JALR = 0x67, + OPC_LB = 0x3, + OPC_LBU = 0x4003, + OPC_LD = 0x3003, + OPC_LH = 0x1003, + OPC_LHU = 0x5003, + OPC_LUI = 0x37, + OPC_LW = 0x2003, + OPC_LWU = 0x6003, + OPC_MUL = 0x2000033, + OPC_MULH = 0x2001033, + OPC_MULHSU = 0x2002033, + OPC_MULHU = 0x2003033, + OPC_MULW = 0x200003b, + OPC_OR = 0x6033, + OPC_ORI = 0x6013, + OPC_REM = 0x2006033, + OPC_REMU = 0x2007033, + OPC_REMUW = 0x200703b, + OPC_REMW = 0x200603b, + OPC_SB = 0x23, + OPC_SD = 0x3023, + OPC_SH = 0x1023, + OPC_SLL = 0x1033, + OPC_SLLI = 0x1013, + OPC_SLLIW = 0x101b, + OPC_SLLW = 0x103b, + OPC_SLT = 0x2033, + OPC_SLTI = 0x2013, + OPC_SLTIU = 0x3013, + OPC_SLTU = 0x3033, + OPC_SRA = 0x40005033, + OPC_SRAI = 0x40005013, + OPC_SRAIW = 0x4000501b, + OPC_SRAW = 0x4000503b, + OPC_SRL = 0x5033, + OPC_SRLI = 0x5013, + OPC_SRLIW = 0x501b, + OPC_SRLW = 0x503b, + OPC_SUB = 0x40000033, + OPC_SUBW = 0x4000003b, + OPC_SW = 0x2023, + OPC_XOR = 0x4033, + OPC_XORI = 0x4013, + OPC_FENCE_RW_RW = 0x0330000f, + OPC_FENCE_R_R = 0x0220000f, + OPC_FENCE_W_R = 0x0120000f, + OPC_FENCE_R_W = 0x0210000f, + OPC_FENCE_W_W = 0x0110000f, + OPC_FENCE_R_RW = 0x0230000f, + OPC_FENCE_RW_W = 0x0310000f, +} RISCVInsn; + typedef struct { DebugFrameHeader h; uint8_t fde_def_cfa[4]; -- 2.19.1
next prev parent reply other threads:[~2018-11-15 22:35 UTC|newest] Thread overview: 130+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-11-15 22:33 [Qemu-devel] [RFC v1 00/23] Add RISC-V TCG backend support Alistair Francis 2018-11-15 22:33 ` [Qemu-riscv] " Alistair Francis 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 01/23] elf.h: Add the RISCV ELF magic numbers Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:46 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:46 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 02/23] linux-user: Add host dependency for RISC-V 32-bit Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:46 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:46 ` [Qemu-riscv] " Richard Henderson 2018-11-16 7:47 ` Richard Henderson 2018-11-16 7:47 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 03/23] linux-user: Add host dependency for RISC-V 64-bit Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:57 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:57 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 04/23] exec: Add RISC-V GCC poison macro Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:47 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:47 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 05/23] riscv: Add the tcg-target header file Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:57 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:57 ` [Qemu-riscv] " Richard Henderson 2018-11-16 17:20 ` Richard Henderson 2018-11-16 17:20 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 06/23] riscv: Add the tcg target registers Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:58 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:58 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:34 ` [Qemu-devel] [RFC v1 07/23] riscv: tcg-target: Regiser the JIT Alistair Francis 2018-11-15 22:34 ` [Qemu-riscv] " Alistair Francis 2018-11-16 7:59 ` [Qemu-devel] " Richard Henderson 2018-11-16 7:59 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` Alistair Francis [this message] 2018-11-15 22:35 ` [Qemu-riscv] [RFC v1 08/23] riscv: tcg-target: Add support for the constraints Alistair Francis 2018-11-16 8:13 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:13 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` [Qemu-devel] [RFC v1 09/23] riscv: tcg-target: Add the immediate encoders Alistair Francis 2018-11-15 22:35 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:26 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:26 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` [Qemu-devel] [RFC v1 10/23] riscv: tcg-target: Add the instruction emitters Alistair Francis 2018-11-15 22:35 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:27 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:27 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` [Qemu-devel] [RFC v1 11/23] riscv: tcg-target: Add the relocation functions Alistair Francis 2018-11-15 22:35 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:33 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:33 ` [Qemu-riscv] " Richard Henderson 2018-11-21 1:15 ` Alistair Francis 2018-11-21 1:15 ` [Qemu-riscv] " Alistair Francis 2018-11-21 7:25 ` Richard Henderson 2018-11-21 7:25 ` [Qemu-riscv] " Richard Henderson 2018-11-21 15:53 ` Palmer Dabbelt 2018-11-21 15:53 ` [Qemu-riscv] " Palmer Dabbelt 2018-11-21 17:01 ` Richard Henderson 2018-11-21 17:01 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` [Qemu-devel] [RFC v1 12/23] riscv: tcg-target: Add the mov and movi instruction Alistair Francis 2018-11-15 22:35 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:55 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:55 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:35 ` [Qemu-devel] [RFC v1 13/23] riscv: tcg-target: Add the extract instructions Alistair Francis 2018-11-15 22:35 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:56 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:56 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 14/23] riscv: tcg-target: Add the out load and store instructions Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 8:59 ` [Qemu-devel] " Richard Henderson 2018-11-16 8:59 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 15/23] riscv: tcg-target: Add branch and jump instructions Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 9:14 ` [Qemu-devel] " Richard Henderson 2018-11-16 9:14 ` [Qemu-riscv] " Richard Henderson 2018-11-20 23:49 ` Alistair Francis 2018-11-20 23:49 ` [Qemu-riscv] " Alistair Francis 2018-11-21 7:40 ` Richard Henderson 2018-11-21 7:40 ` [Qemu-riscv] " Richard Henderson 2018-11-26 22:58 ` Alistair Francis 2018-11-26 22:58 ` [Qemu-riscv] " Alistair Francis 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 16/23] riscv: tcg-target: Add slowpath load and store instructions Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 9:24 ` [Qemu-devel] " Richard Henderson 2018-11-16 9:24 ` [Qemu-riscv] " Richard Henderson 2018-11-21 0:18 ` Alistair Francis 2018-11-21 0:18 ` [Qemu-riscv] " Alistair Francis 2018-11-21 7:43 ` Richard Henderson 2018-11-21 7:43 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 17/23] riscv: tcg-target: Add direct " Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:10 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:10 ` [Qemu-riscv] " Richard Henderson 2018-11-19 23:06 ` Alistair Francis 2018-11-19 23:06 ` [Qemu-riscv] " Alistair Francis 2018-11-20 6:57 ` Richard Henderson 2018-11-20 6:57 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 18/23] riscv: tcg-target: Add the out op decoder Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:22 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:22 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 19/23] riscv: tcg-target: Add the prologue generation Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:25 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:25 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:36 ` [Qemu-devel] [RFC v1 20/23] riscv: tcg-target: Add the target init code Alistair Francis 2018-11-15 22:36 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:26 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:26 ` [Qemu-riscv] " Richard Henderson 2018-11-19 23:04 ` Alistair Francis 2018-11-19 23:04 ` [Qemu-riscv] " Alistair Francis 2018-11-20 6:55 ` Richard Henderson 2018-11-20 6:55 ` [Qemu-riscv] " Richard Henderson 2018-11-20 23:22 ` Alistair Francis 2018-11-20 23:22 ` [Qemu-riscv] " Alistair Francis 2018-11-15 22:37 ` [Qemu-devel] [RFC v1 21/23] tcg: Add RISC-V cpu signal handler Alistair Francis 2018-11-15 22:37 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:27 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:27 ` [Qemu-riscv] " Richard Henderson 2018-11-16 17:29 ` Richard Henderson 2018-11-16 17:29 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:37 ` [Qemu-devel] [RFC v1 22/23] dias: Add RISC-V support Alistair Francis 2018-11-15 22:37 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:29 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:29 ` [Qemu-riscv] " Richard Henderson 2018-11-15 22:37 ` [Qemu-devel] [RFC v1 23/23] configure: Add support for building RISC-V host Alistair Francis 2018-11-15 22:37 ` [Qemu-riscv] " Alistair Francis 2018-11-16 17:30 ` [Qemu-devel] " Richard Henderson 2018-11-16 17:30 ` [Qemu-riscv] " Richard Henderson 2018-11-16 8:31 ` [Qemu-devel] [RFC v1 00/23] Add RISC-V TCG backend support no-reply 2018-11-16 8:31 ` [Qemu-riscv] " no-reply
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