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[Qemu-devel] [PATCH for 4.2 v2 3/6] target/mips: Implement Global Invali
From: |
Aleksandar Markovic |
Subject: |
[Qemu-devel] [PATCH for 4.2 v2 3/6] target/mips: Implement Global Invalidate TLB instruction |
Date: |
Mon, 29 Jul 2019 20:25:43 +0200 |
From: Yongbok Kim <address@hidden>
Implement Global Invalidate TLB instruction. As QEMU doesn't support
caches and Virtualization, this implementation only cover the GINVT
(Global Invalidate TLB) instruction.
Signed-off-by: Yongbok Kim <address@hidden>
Signed-off-by: Aleksandar Markovic <address@hidden>
---
disas/mips.c | 2 +
target/mips/helper.c | 24 ++++++++--
target/mips/helper.h | 2 +
target/mips/internal.h | 1 +
target/mips/op_helper.c | 122 ++++++++++++++++++++++++++++++++++++++++++------
target/mips/translate.c | 50 +++++++++++++++++++-
6 files changed, 179 insertions(+), 22 deletions(-)
diff --git a/disas/mips.c b/disas/mips.c
index dfefe5e..c3a3059 100644
--- a/disas/mips.c
+++ b/disas/mips.c
@@ -1409,6 +1409,8 @@ const struct mips_opcode mips_builtin_opcodes[] =
{"dvp", "t", 0x41600024, 0xffe0ffff, TRAP|WR_t, 0,
I32R6},
{"evp", "", 0x41600004, 0xffffffff, TRAP, 0,
I32R6},
{"evp", "t", 0x41600004, 0xffe0ffff, TRAP|WR_t, 0,
I32R6},
+{"ginvi", "v", 0x7c00003d, 0xfc1ffcff, TRAP | INSN_TLB, 0,
I32R6},
+{"ginvt", "v", 0x7c0000bd, 0xfc1ffcff, TRAP | INSN_TLB, 0,
I32R6},
/* MSA */
{"sll.b", "+d,+e,+f", 0x7800000d, 0xffe0003f, WR_VD|RD_VS|RD_VT, 0, MSA},
diff --git a/target/mips/helper.c b/target/mips/helper.c
index a2b6459..6e583d3 100644
--- a/target/mips/helper.c
+++ b/target/mips/helper.c
@@ -70,7 +70,12 @@ int r4k_map_address (CPUMIPSState *env, hwaddr *physical,
int *prot,
target_ulong address, int rw, int access_type)
{
uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
int i;
+ uint32_t tlb_mmid;
+
+ MMID = mi ? MMID : (uint32_t) ASID;
for (i = 0; i < env->tlb->tlb_in_use; i++) {
r4k_tlb_t *tlb = &env->tlb->mmu.r4k.tlb[i];
@@ -82,8 +87,9 @@ int r4k_map_address (CPUMIPSState *env, hwaddr *physical, int
*prot,
tag &= env->SEGMask;
#endif
- /* Check ASID, virtual page number & size */
- if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag && !tlb->EHINV) {
+ /* Check ASID/MMID, virtual page number & size */
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ if ((tlb->G == 1 || tlb_mmid == MMID) && VPN == tag && !tlb->EHINV) {
/* TLB match */
int n = !!(address & mask & ~(mask >> 1));
/* Check access rights */
@@ -1397,12 +1403,20 @@ void r4k_invalidate_tlb (CPUMIPSState *env, int idx,
int use_extra)
target_ulong addr;
target_ulong end;
uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
target_ulong mask;
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
+ uint32_t tlb_mmid;
+
+ MMID = mi ? MMID : (uint32_t) ASID;
tlb = &env->tlb->mmu.r4k.tlb[idx];
- /* The qemu TLB is flushed when the ASID changes, so no need to
- flush these entries again. */
- if (tlb->G == 0 && tlb->ASID != ASID) {
+ /*
+ * The qemu TLB is flushed when the ASID/MMID changes, so no need to
+ * flush these entries again.
+ */
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ if (tlb->G == 0 && tlb_mmid != MMID) {
return;
}
diff --git a/target/mips/helper.h b/target/mips/helper.h
index aad0951..c7d35bd 100644
--- a/target/mips/helper.h
+++ b/target/mips/helper.h
@@ -120,6 +120,7 @@ DEF_HELPER_2(mtc0_tcschefback, void, env, tl)
DEF_HELPER_2(mttc0_tcschefback, void, env, tl)
DEF_HELPER_2(mtc0_entrylo1, void, env, tl)
DEF_HELPER_2(mtc0_context, void, env, tl)
+DEF_HELPER_2(mtc0_memorymapid, void, env, tl)
DEF_HELPER_2(mtc0_pagemask, void, env, tl)
DEF_HELPER_2(mtc0_pagegrain, void, env, tl)
DEF_HELPER_2(mtc0_segctl0, void, env, tl)
@@ -376,6 +377,7 @@ DEF_HELPER_1(ei, tl, env)
DEF_HELPER_1(eret, void, env)
DEF_HELPER_1(eretnc, void, env)
DEF_HELPER_1(deret, void, env)
+DEF_HELPER_3(ginvt, void, env, tl, i32)
#endif /* !CONFIG_USER_ONLY */
DEF_HELPER_1(rdhwr_cpunum, tl, env)
DEF_HELPER_1(rdhwr_synci_step, tl, env)
diff --git a/target/mips/internal.h b/target/mips/internal.h
index f6d0d7a..d9216fb 100644
--- a/target/mips/internal.h
+++ b/target/mips/internal.h
@@ -92,6 +92,7 @@ struct r4k_tlb_t {
target_ulong VPN;
uint32_t PageMask;
uint16_t ASID;
+ uint32_t MMID;
unsigned int G:1;
unsigned int C0:3;
unsigned int C1:3;
diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c
index 52853e9..9b3bf4b 100644
--- a/target/mips/op_helper.c
+++ b/target/mips/op_helper.c
@@ -1409,6 +1409,17 @@ void helper_mtc0_context(CPUMIPSState *env, target_ulong
arg1)
env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (arg1 & ~0x007FFFFF);
}
+void helper_mtc0_memorymapid(CPUMIPSState *env, target_ulong arg1)
+{
+ int32_t old;
+ old = env->CP0_MemoryMapID;
+ env->CP0_MemoryMapID = (int32_t) arg1;
+ /* If the MemoryMapID changes, flush qemu's TLB. */
+ if (old != env->CP0_MemoryMapID) {
+ cpu_mips_tlb_flush(env);
+ }
+}
+
void update_pagemask(CPUMIPSState *env, target_ulong arg1, int32_t *pagemask)
{
uint64_t mask = arg1 >> (TARGET_PAGE_BITS + 1);
@@ -1853,6 +1864,8 @@ void helper_mtc0_config5(CPUMIPSState *env, target_ulong
arg1)
{
env->CP0_Config5 = (env->CP0_Config5 & (~env->CP0_Config5_rw_bitmask)) |
(arg1 & env->CP0_Config5_rw_bitmask);
+ env->CP0_EntryHi_ASID_mask = (env->CP0_Config5 & (1 << CP0C5_MI)) ? 0x0 :
+ (env->CP0_Config4 & (1 << CP0C4_AE)) ? 0x3ff : 0xff;
compute_hflags(env);
}
@@ -2272,6 +2285,7 @@ static void r4k_fill_tlb(CPUMIPSState *env, int idx)
tlb->VPN &= env->SEGMask;
#endif
tlb->ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ tlb->MMID = env->CP0_MemoryMapID;
tlb->PageMask = env->CP0_PageMask;
tlb->G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1;
tlb->V0 = (env->CP0_EntryLo0 & 2) != 0;
@@ -2290,13 +2304,18 @@ static void r4k_fill_tlb(CPUMIPSState *env, int idx)
void r4k_helper_tlbinv(CPUMIPSState *env)
{
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
int idx;
r4k_tlb_t *tlb;
uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
+ uint32_t tlb_mmid;
+ MMID = mi ? MMID : (uint32_t) ASID;
for (idx = 0; idx < env->tlb->nb_tlb; idx++) {
tlb = &env->tlb->mmu.r4k.tlb[idx];
- if (!tlb->G && tlb->ASID == ASID) {
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ if (!tlb->G && tlb_mmid == MMID) {
tlb->EHINV = 1;
}
}
@@ -2315,11 +2334,16 @@ void r4k_helper_tlbinvf(CPUMIPSState *env)
void r4k_helper_tlbwi(CPUMIPSState *env)
{
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
r4k_tlb_t *tlb;
int idx;
target_ulong VPN;
- uint16_t ASID;
bool EHINV, G, V0, D0, V1, D1, XI0, XI1, RI0, RI1;
+ uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
+ uint32_t tlb_mmid;
+
+ MMID = mi ? MMID : (uint32_t) ASID;
idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
tlb = &env->tlb->mmu.r4k.tlb[idx];
@@ -2327,7 +2351,6 @@ void r4k_helper_tlbwi(CPUMIPSState *env)
#if defined(TARGET_MIPS64)
VPN &= env->SEGMask;
#endif
- ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
EHINV = (env->CP0_EntryHi & (1 << CP0EnHi_EHINV)) != 0;
G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1;
V0 = (env->CP0_EntryLo0 & 2) != 0;
@@ -2339,9 +2362,10 @@ void r4k_helper_tlbwi(CPUMIPSState *env)
XI1 = (env->CP0_EntryLo1 >> CP0EnLo_XI) &1;
RI1 = (env->CP0_EntryLo1 >> CP0EnLo_RI) &1;
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
/* Discard cached TLB entries, unless tlbwi is just upgrading access
permissions on the current entry. */
- if (tlb->VPN != VPN || tlb->ASID != ASID || tlb->G != G ||
+ if (tlb->VPN != VPN || tlb_mmid != MMID || tlb->G != G ||
(!tlb->EHINV && EHINV) ||
(tlb->V0 && !V0) || (tlb->D0 && !D0) ||
(!tlb->XI0 && XI0) || (!tlb->RI0 && RI0) ||
@@ -2364,14 +2388,17 @@ void r4k_helper_tlbwr(CPUMIPSState *env)
void r4k_helper_tlbp(CPUMIPSState *env)
{
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
r4k_tlb_t *tlb;
target_ulong mask;
target_ulong tag;
target_ulong VPN;
- uint16_t ASID;
int i;
+ uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
+ uint32_t tlb_mmid;
- ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ MMID = mi ? MMID : (uint32_t) ASID;
for (i = 0; i < env->tlb->nb_tlb; i++) {
tlb = &env->tlb->mmu.r4k.tlb[i];
/* 1k pages are not supported. */
@@ -2381,8 +2408,9 @@ void r4k_helper_tlbp(CPUMIPSState *env)
#if defined(TARGET_MIPS64)
tag &= env->SEGMask;
#endif
- /* Check ASID, virtual page number & size */
- if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag && !tlb->EHINV) {
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ /* Check ASID/MMID, virtual page number & size */
+ if ((tlb->G == 1 || tlb_mmid == MMID) && VPN == tag && !tlb->EHINV) {
/* TLB match */
env->CP0_Index = i;
break;
@@ -2399,8 +2427,9 @@ void r4k_helper_tlbp(CPUMIPSState *env)
#if defined(TARGET_MIPS64)
tag &= env->SEGMask;
#endif
- /* Check ASID, virtual page number & size */
- if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag) {
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ /* Check ASID/MMID, virtual page number & size */
+ if ((tlb->G == 1 || tlb_mmid == MMID) && VPN == tag) {
r4k_mips_tlb_flush_extra (env, i);
break;
}
@@ -2422,17 +2451,22 @@ static inline uint64_t
get_entrylo_pfn_from_tlb(uint64_t tlb_pfn)
void r4k_helper_tlbr(CPUMIPSState *env)
{
+ bool mi = !!((env->CP0_Config5 >> CP0C5_MI) & 1);
r4k_tlb_t *tlb;
- uint16_t ASID;
int idx;
+ uint16_t ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ uint32_t MMID = env->CP0_MemoryMapID;
+ uint32_t tlb_mmid;
- ASID = env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask;
+ MMID = mi ? MMID : (uint32_t) ASID;
idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
tlb = &env->tlb->mmu.r4k.tlb[idx];
- /* If this will change the current ASID, flush qemu's TLB. */
- if (ASID != tlb->ASID)
+ tlb_mmid = mi ? tlb->MMID : (uint32_t) tlb->ASID;
+ /* If this will change the current ASID/MMID, flush qemu's TLB. */
+ if (MMID != tlb_mmid) {
cpu_mips_tlb_flush(env);
+ }
r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb);
@@ -2442,7 +2476,8 @@ void r4k_helper_tlbr(CPUMIPSState *env)
env->CP0_EntryLo0 = 0;
env->CP0_EntryLo1 = 0;
} else {
- env->CP0_EntryHi = tlb->VPN | tlb->ASID;
+ env->CP0_EntryHi = mi ? tlb->VPN : tlb->VPN | tlb->ASID;
+ env->CP0_MemoryMapID = tlb->MMID;
env->CP0_PageMask = tlb->PageMask;
env->CP0_EntryLo0 = tlb->G | (tlb->V0 << 1) | (tlb->D0 << 2) |
((uint64_t)tlb->RI0 << CP0EnLo_RI) |
@@ -2485,6 +2520,63 @@ void helper_tlbinvf(CPUMIPSState *env)
env->tlb->helper_tlbinvf(env);
}
+static void global_invalidate_tlb(CPUMIPSState *env,
+ uint32_t invMsgVPN2,
+ uint8_t invMsgR,
+ uint32_t invMsgMMid,
+ bool invAll,
+ bool invVAMMid,
+ bool invMMid,
+ bool invVA)
+{
+
+ int idx;
+ r4k_tlb_t *tlb;
+ bool VAMatch;
+ bool MMidMatch;
+
+ for (idx = 0; idx < env->tlb->nb_tlb; idx++) {
+ tlb = &env->tlb->mmu.r4k.tlb[idx];
+ VAMatch =
+ (((tlb->VPN & ~tlb->PageMask) == (invMsgVPN2 & ~tlb->PageMask))
+#ifdef TARGET_MIPS64
+ &&
+ (extract64(env->CP0_EntryHi, 62, 2) == invMsgR)
+#endif
+ );
+ MMidMatch = tlb->MMID == invMsgMMid;
+ if ((invAll && (idx > env->CP0_Wired)) ||
+ (VAMatch && invVAMMid && (tlb->G || MMidMatch)) ||
+ (VAMatch && invVA) ||
+ (MMidMatch && !(tlb->G) && invMMid)) {
+ tlb->EHINV = 1;
+ }
+ }
+ cpu_mips_tlb_flush(env);
+}
+
+void helper_ginvt(CPUMIPSState *env, target_ulong arg, uint32_t type)
+{
+ bool invAll = type == 0;
+ bool invVA = type == 1;
+ bool invMMid = type == 2;
+ bool invVAMMid = type == 3;
+ uint32_t invMsgVPN2 = arg & (TARGET_PAGE_MASK << 1);
+ uint8_t invMsgR = 0;
+ uint32_t invMsgMMid = env->CP0_MemoryMapID;
+ CPUState *other_cs = first_cpu;
+
+#ifdef TARGET_MIPS64
+ invMsgR = extract64(arg, 62, 2);
+#endif
+
+ CPU_FOREACH(other_cs) {
+ MIPSCPU *other_cpu = MIPS_CPU(other_cs);
+ global_invalidate_tlb(&other_cpu->env, invMsgVPN2, invMsgR, invMsgMMid,
+ invAll, invVAMMid, invMMid, invVA);
+ }
+}
+
/* Specials */
target_ulong helper_di(CPUMIPSState *env)
{
diff --git a/target/mips/translate.c b/target/mips/translate.c
index 778461c..c612787 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -388,6 +388,7 @@ enum {
OPC_BSHFL = 0x20 | OPC_SPECIAL3,
OPC_DBSHFL = 0x24 | OPC_SPECIAL3,
OPC_RDHWR = 0x3B | OPC_SPECIAL3,
+ OPC_GINV = 0x3D | OPC_SPECIAL3,
/* Loongson 2E */
OPC_MULT_G_2E = 0x18 | OPC_SPECIAL3,
@@ -2547,6 +2548,8 @@ typedef struct DisasContext {
bool nan2008;
bool abs2008;
bool saar;
+ int gi;
+ bool mi;
} DisasContext;
#define DISAS_STOP DISAS_TARGET_0
@@ -6260,6 +6263,11 @@ static void gen_compute_branch_nm(DisasContext *ctx,
uint32_t opc,
not_likely:
ctx->hflags |= MIPS_HFLAG_BC;
break;
+ case 5:
+ CP0_CHECK(ctx->mi);
+ gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_MemoryMapID));
+ rn = "MemoryMapID";
+ break;
default:
MIPS_INVAL("conditional branch/jump");
generate_exception_end(ctx, EXCP_RI);
@@ -7004,6 +7012,11 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int
reg, int sel)
gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_GlobalNumber));
register_name = "GlobalNumber";
break;
+ case 5:
+ CP0_CHECK(ctx->mi);
+ gen_helper_mtc0_memorymapid(cpu_env, arg);
+ rn = "MemoryMapID";
+ break;
default:
goto cp0_unimplemented;
}
@@ -7727,6 +7740,11 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int
reg, int sel)
gen_helper_mtc0_tcschefback(cpu_env, arg);
register_name = "TCScheFBack";
break;
+ case 5:
+ CP0_CHECK(ctx->mi);
+ gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_MemoryMapID));
+ rn = "MemoryMapID";
+ break;
default:
goto cp0_unimplemented;
}
@@ -8382,6 +8400,11 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int
reg, int sel)
gen_mfc0_load32(arg, offsetof(CPUMIPSState, CP0_VPControl));
register_name = "VPControl";
break;
+ case 5:
+ CP0_CHECK(ctx->mi);
+ gen_helper_mtc0_memorymapid(cpu_env, arg);
+ rn = "MemoryMapID";
+ break;
default:
goto cp0_unimplemented;
}
@@ -27071,6 +27094,27 @@ static void decode_opc_special3_r6(CPUMIPSState *env,
DisasContext *ctx)
}
}
break;
+#ifndef CONFIG_USER_ONLY
+ case OPC_GINV:
+ if (unlikely(ctx->gi <= 1)) {
+ generate_exception_end(ctx, EXCP_RI);
+ }
+ check_cp0_enabled(ctx);
+ switch ((ctx->opcode >> 6) & 3) {
+ case 0:
+ /* GINVI */
+ /* Treat as NOP. */
+ break;
+ case 2:
+ /* GINVT */
+ gen_helper_0e1i(ginvt, cpu_gpr[rs], extract32(ctx->opcode, 8, 2));
+ break;
+ default:
+ generate_exception_end(ctx, EXCP_RI);
+ break;
+ }
+ break;
+#endif
#if defined(TARGET_MIPS64)
case R6_OPC_SCD:
gen_st_cond(ctx, rt, rs, imm, MO_TEQ, false);
@@ -30003,6 +30047,8 @@ static void mips_tr_init_disas_context(DisasContextBase
*dcbase, CPUState *cs)
ctx->mrp = (env->CP0_Config5 >> CP0C5_MRP) & 1;
ctx->nan2008 = (env->active_fpu.fcr31 >> FCR31_NAN2008) & 1;
ctx->abs2008 = (env->active_fpu.fcr31 >> FCR31_ABS2008) & 1;
+ ctx->gi = (env->CP0_Config5 >> CP0C5_GI) & 3;
+ ctx->mi = (env->CP0_Config5 >> CP0C5_MI) & 1;
restore_cpu_state(env, ctx);
#ifdef CONFIG_USER_ONLY
ctx->mem_idx = MIPS_HFLAG_UM;
@@ -30462,8 +30508,8 @@ void cpu_state_reset(CPUMIPSState *env)
if (env->CP0_Config3 & (1 << CP0C3_CMGCR)) {
env->CP0_CMGCRBase = 0x1fbf8000 >> 4;
}
- env->CP0_EntryHi_ASID_mask = (env->CP0_Config4 & (1 << CP0C4_AE)) ?
- 0x3ff : 0xff;
+ env->CP0_EntryHi_ASID_mask = (env->CP0_Config5 & (1 << CP0C5_MI)) ? 0x0 :
+ (env->CP0_Config4 & (1 << CP0C4_AE)) ? 0x3ff : 0xff;
env->CP0_Status = (1 << CP0St_BEV) | (1 << CP0St_ERL);
/*
* Vectored interrupts not implemented, timer on int 7,
--
2.7.4
- [Qemu-devel] [PATCH for 4.2 v2 0/6] target/mips: Misc patches for 4.2, Aleksandar Markovic, 2019/07/29
- [Qemu-devel] [PATCH for 4.2 v2 5/6] tests/tcg: target/mips: Add optional printing of more detailed failure info, Aleksandar Markovic, 2019/07/29
- [Qemu-devel] [PATCH for 4.2 v2 2/6] target/mips: Extend WatchHi registers, Aleksandar Markovic, 2019/07/29
- [Qemu-devel] [PATCH for 4.2 v2 4/6] target/mips: Add emulation of CRC32 instructions, Aleksandar Markovic, 2019/07/29
- [Qemu-devel] [PATCH for 4.2 v2 3/6] target/mips: Implement Global Invalidate TLB instruction,
Aleksandar Markovic <=
- [Qemu-devel] [PATCH for 4.2 v2 1/6] target/mips: Add support for DSPRAM, Aleksandar Markovic, 2019/07/29
- [Qemu-devel] [PATCH for 4.2 v2 6/6] tests/tcg: target/mips: Fix target configurations for MSA tests, Aleksandar Markovic, 2019/07/29
- Re: [Qemu-devel] [PATCH for 4.2 v2 0/6] target/mips: Misc patches for 4.2, no-reply, 2019/07/29