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Diffstat (limited to 'src/arch/sparc/isa/decoder.isa')
-rw-r--r--src/arch/sparc/isa/decoder.isa312
1 files changed, 234 insertions, 78 deletions
diff --git a/src/arch/sparc/isa/decoder.isa b/src/arch/sparc/isa/decoder.isa
index 1384b21a0..45d3616d9 100644
--- a/src/arch/sparc/isa/decoder.isa
+++ b/src/arch/sparc/isa/decoder.isa
@@ -441,7 +441,7 @@ decode OP default Unknown::unknown()
0x34: decode OPF{
format BasicOperate{
0x01: fmovs({{
- Frd.uw = Frs2.uw;
+ Frds.uw = Frs2s.uw;
//fsr.ftt = fsr.cexc = 0
Fsr &= ~(7 << 14);
Fsr &= ~(0x1F);
@@ -454,7 +454,7 @@ decode OP default Unknown::unknown()
}});
0x03: Trap::fmovq({{fault = new FpDisabled;}});
0x05: fnegs({{
- Frd.uw = Frs2.uw ^ (1UL << 31);
+ Frds.uw = Frs2s.uw ^ (1UL << 31);
//fsr.ftt = fsr.cexc = 0
Fsr &= ~(7 << 14);
Fsr &= ~(0x1F);
@@ -467,7 +467,7 @@ decode OP default Unknown::unknown()
}});
0x07: Trap::fnegq({{fault = new FpDisabled;}});
0x09: fabss({{
- Frd.uw = ((1UL << 31) - 1) & Frs2.uw;
+ Frds.uw = ((1UL << 31) - 1) & Frs2s.uw;
//fsr.ftt = fsr.cexc = 0
Fsr &= ~(7 << 14);
Fsr &= ~(0x1F);
@@ -479,55 +479,55 @@ decode OP default Unknown::unknown()
Fsr &= ~(0x1F);
}});
0x0B: Trap::fabsq({{fault = new FpDisabled;}});
- 0x29: fsqrts({{Frd.sf = sqrt(Frs2.sf);}});
+ 0x29: fsqrts({{Frds.sf = sqrt(Frs2s.sf);}});
0x2A: fsqrtd({{Frd.df = sqrt(Frs2.df);}});
0x2B: Trap::fsqrtq({{fault = new FpDisabled;}});
- 0x41: fadds({{Frd.sf = Frs1.sf + Frs2.sf;}});
+ 0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}});
0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}});
0x43: Trap::faddq({{fault = new FpDisabled;}});
- 0x45: fsubs({{Frd.sf = Frs1.sf - Frs2.sf;}});
+ 0x45: fsubs({{Frds.sf = Frs1s.sf - Frs2s.sf;}});
0x46: fsubd({{Frd.df = Frs1.df - Frs2.df;}});
0x47: Trap::fsubq({{fault = new FpDisabled;}});
- 0x49: fmuls({{Frd.sf = Frs1.sf * Frs2.sf;}});
+ 0x49: fmuls({{Frds.sf = Frs1s.sf * Frs2s.sf;}});
0x4A: fmuld({{Frd.df = Frs1.df * Frs2.df;}});
0x4B: Trap::fmulq({{fault = new FpDisabled;}});
- 0x4D: fdivs({{Frd.sf = Frs1.sf / Frs2.sf;}});
+ 0x4D: fdivs({{Frds.sf = Frs1s.sf / Frs2s.sf;}});
0x4E: fdivd({{Frd.df = Frs1.df / Frs2.df;}});
0x4F: Trap::fdivq({{fault = new FpDisabled;}});
- 0x69: fsmuld({{Frd.df = Frs1.sf * Frs2.sf;}});
+ 0x69: fsmuld({{Frd.df = Frs1s.sf * Frs2s.sf;}});
0x6E: Trap::fdmulq({{fault = new FpDisabled;}});
0x81: fstox({{
- Frd.df = (double)static_cast<int64_t>(Frs2.sf);
+ Frd.df = (double)static_cast<int64_t>(Frs2s.sf);
}});
0x82: fdtox({{
Frd.df = (double)static_cast<int64_t>(Frs2.df);
}});
0x83: Trap::fqtox({{fault = new FpDisabled;}});
0x84: fxtos({{
- Frd.sf = static_cast<float>((int64_t)Frs2.df);
+ Frds.sf = static_cast<float>((int64_t)Frs2.df);
}});
0x88: fxtod({{
Frd.df = static_cast<double>((int64_t)Frs2.df);
}});
0x8C: Trap::fxtoq({{fault = new FpDisabled;}});
0xC4: fitos({{
- Frd.sf = static_cast<float>((int32_t)Frs2.sf);
+ Frds.sf = static_cast<float>((int32_t)Frs2s.sf);
}});
- 0xC6: fdtos({{Frd.sf = Frs2.df;}});
+ 0xC6: fdtos({{Frds.sf = Frs2.df;}});
0xC7: Trap::fqtos({{fault = new FpDisabled;}});
0xC8: fitod({{
- Frd.df = static_cast<double>((int32_t)Frs2.sf);
+ Frd.df = static_cast<double>((int32_t)Frs2s.sf);
}});
- 0xC9: fstod({{Frd.df = Frs2.sf;}});
+ 0xC9: fstod({{Frd.df = Frs2s.sf;}});
0xCB: Trap::fqtod({{fault = new FpDisabled;}});
0xCC: Trap::fitoq({{fault = new FpDisabled;}});
0xCD: Trap::fstoq({{fault = new FpDisabled;}});
0xCE: Trap::fdtoq({{fault = new FpDisabled;}});
0xD1: fstoi({{
- Frd.sf = (float)static_cast<int32_t>(Frs2.sf);
+ Frds.sf = (float)static_cast<int32_t>(Frs2s.sf);
}});
0xD2: fdtoi({{
- Frd.sf = (float)static_cast<int32_t>(Frs2.df);
+ Frds.sf = (float)static_cast<int32_t>(Frs2.df);
}});
0xD3: Trap::fqtoi({{fault = new FpDisabled;}});
default: Trap::fpop1({{fault = new FpDisabled;}});
@@ -620,7 +620,7 @@ decode OP default Unknown::unknown()
0x56: Trap::fpsub32({{fault = new IllegalInstruction;}});
0x57: Trap::fpsub32s({{fault = new IllegalInstruction;}});
0x60: BasicOperate::fzero({{Frd.df = 0;}});
- 0x61: BasicOperate::fzeros({{Frd.sf = 0;}});
+ 0x61: BasicOperate::fzeros({{Frds.sf = 0;}});
0x62: Trap::fnor({{fault = new IllegalInstruction;}});
0x63: Trap::fnors({{fault = new IllegalInstruction;}});
0x64: Trap::fandnot2({{fault = new IllegalInstruction;}});
@@ -629,7 +629,7 @@ decode OP default Unknown::unknown()
Frd.df = (double)(~((uint64_t)Frs2.df));
}});
0x67: BasicOperate::fnot2s({{
- Frd.sf = (float)(~((uint32_t)Frs2.sf));
+ Frds.sf = (float)(~((uint32_t)Frs2s.sf));
}});
0x68: Trap::fandnot1({{fault = new IllegalInstruction;}});
0x69: Trap::fandnot1s({{fault = new IllegalInstruction;}});
@@ -637,7 +637,7 @@ decode OP default Unknown::unknown()
Frd.df = (double)(~((uint64_t)Frs1.df));
}});
0x6B: BasicOperate::fnot1s({{
- Frd.sf = (float)(~((uint32_t)Frs1.sf));
+ Frds.sf = (float)(~((uint32_t)Frs1s.sf));
}});
0x6C: Trap::fxor({{fault = new IllegalInstruction;}});
0x6D: Trap::fxors({{fault = new IllegalInstruction;}});
@@ -820,92 +820,248 @@ decode OP default Unknown::unknown()
}
0x3: decode OP3 {
format Load {
- 0x00: lduw({{Rd = Mem;}}, {{32}});
- 0x01: ldub({{Rd = Mem;}}, {{8}});
- 0x02: lduh({{Rd = Mem;}}, {{16}});
+ 0x00: lduw({{Rd = Mem.uw;}});
+ 0x01: ldub({{Rd = Mem.ub;}});
+ 0x02: lduh({{Rd = Mem.uhw;}});
0x03: ldd({{
- uint64_t val = Mem;
+ uint64_t val = Mem.udw;
RdLow = val<31:0>;
RdHigh = val<63:32>;
- }}, {{64}});
+ }});
}
format Store {
- 0x04: stw({{Mem = Rd.sw;}}, {{32}});
- 0x05: stb({{Mem = Rd.sb;}}, {{8}});
- 0x06: sth({{Mem = Rd.shw;}}, {{16}});
- 0x07: std({{Mem = RdLow<31:0> | (RdHigh<31:0> << 32);}}, {{64}});
+ 0x04: stw({{Mem.uw = Rd.sw;}});
+ 0x05: stb({{Mem.ub = Rd.sb;}});
+ 0x06: sth({{Mem.uhw = Rd.shw;}});
+ 0x07: std({{Mem.udw = RdLow<31:0> | (RdHigh<31:0> << 32);}});
}
format Load {
- 0x08: ldsw({{Rd = (int32_t)Mem;}}, {{32}});
- 0x09: ldsb({{Rd = (int8_t)Mem;}}, {{8}});
- 0x0A: ldsh({{Rd = (int16_t)Mem;}}, {{16}});
- 0x0B: ldx({{Rd = (int64_t)Mem;}}, {{64}});
+ 0x08: ldsw({{Rd = (int32_t)Mem.sw;}});
+ 0x09: ldsb({{Rd = (int8_t)Mem.sb;}});
+ 0x0A: ldsh({{Rd = (int16_t)Mem.shw;}});
+ 0x0B: ldx({{Rd = (int64_t)Mem.sdw;}});
0x0D: ldstub({{
- Rd = Mem;
- Mem = 0xFF;
- }}, {{8}});
+ Rd = Mem.ub;
+ Mem.ub = 0xFF;
+ }});
}
- 0x0E: Store::stx({{Mem = Rd}}, {{64}});
- 0x0F: LoadStore::swap({{
- uint32_t temp = Rd;
- Rd = Mem;
- Mem = temp;
- }}, {{32}});
+ 0x0E: Store::stx({{Mem.udw = Rd}});
+ 0x0F: LoadStore::swap(
+ {{*temp = Rd.uw;
+ Rd.uw = Mem.uw;}},
+ {{Mem.uw = *temp;}});
format Load {
- 0x10: lduwa({{Rd = Mem;}}, {{32}});
- 0x11: lduba({{Rd = Mem;}}, {{8}});
- 0x12: lduha({{Rd = Mem;}}, {{16}});
+ 0x10: lduwa({{Rd = Mem.uw;}});
+ 0x11: lduba({{Rd = Mem.ub;}});
+ 0x12: lduha({{Rd = Mem.uhw;}});
0x13: ldda({{
- uint64_t val = Mem;
+ uint64_t val = Mem.udw;
RdLow = val<31:0>;
RdHigh = val<63:32>;
- }}, {{64}});
+ }});
}
format Store {
- 0x14: stwa({{Mem = Rd;}}, {{32}});
- 0x15: stba({{Mem = Rd;}}, {{8}});
- 0x16: stha({{Mem = Rd;}}, {{16}});
- 0x17: stda({{Mem = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{64}});
+ 0x14: stwa({{Mem.uw = Rd;}});
+ 0x15: stba({{Mem.ub = Rd;}});
+ 0x16: stha({{Mem.uhw = Rd;}});
+ 0x17: stda({{Mem.udw = RdLow<31:0> | RdHigh<31:0> << 32;}});
}
format Load {
- 0x18: ldswa({{Rd = (int32_t)Mem;}}, {{32}});
- 0x19: ldsba({{Rd = (int8_t)Mem;}}, {{8}});
- 0x1A: ldsha({{Rd = (int16_t)Mem;}}, {{16}});
- 0x1B: ldxa({{Rd = (int64_t)Mem;}}, {{64}});
+ 0x18: ldswa({{Rd = (int32_t)Mem.sw;}});
+ 0x19: ldsba({{Rd = (int8_t)Mem.sb;}});
+ 0x1A: ldsha({{Rd = (int16_t)Mem.shw;}});
+ 0x1B: ldxa({{Rd = (int64_t)Mem.sdw;}});
}
- 0x1D: LoadStore::ldstuba({{
- Rd = Mem;
- Mem = 0xFF;
- }}, {{8}});
- 0x1E: Store::stxa({{Mem = Rd}}, {{64}});
- 0x1F: LoadStore::swapa({{
- uint32_t temp = Rd;
- Rd = Mem;
- Mem = temp;
- }}, {{32}});
+ 0x1D: LoadStore::ldstuba(
+ {{Rd = Mem.ub;}},
+ {{Mem.ub = 0xFF}});
+ 0x1E: Store::stxa({{Mem.udw = Rd}});
+ 0x1F: LoadStore::swapa(
+ {{*temp = Rd.uw;
+ Rd.uw = Mem.uw;}},
+ {{Mem.uw = *temp;}});
format Trap {
- 0x20: Load::ldf({{Frd.uw = Mem;}}, {{32}});
+ 0x20: Load::ldf({{Frd.uw = Mem.uw;}});
0x21: decode X {
- 0x0: Load::ldfsr({{Fsr = Mem<31:0> | Fsr<63:32>;}}, {{32}});
- 0x1: Load::ldxfsr({{Fsr = Mem;}}, {{64}});
+ 0x0: Load::ldfsr({{Fsr = Mem.uw | Fsr<63:32>;}});
+ 0x1: Load::ldxfsr({{Fsr = Mem.udw;}});
}
0x22: ldqf({{fault = new FpDisabled;}});
- 0x23: Load::lddf({{Frd.udw = Mem;}}, {{64}});
- 0x24: Store::stf({{Mem = Frd.uw;}}, {{32}});
+ 0x23: Load::lddf({{Frd.udw = Mem.udw;}});
+ 0x24: Store::stf({{Mem.uw = Frd.uw;}});
0x25: decode X {
- 0x0: Store::stfsr({{Mem = Fsr<31:0>;}}, {{32}});
- 0x1: Store::stxfsr({{Mem = Fsr;}}, {{64}});
+ 0x0: Store::stfsr({{Mem.uw = Fsr<31:0>;}});
+ 0x1: Store::stxfsr({{Mem.udw = Fsr;}});
}
0x26: stqf({{fault = new FpDisabled;}});
- 0x27: Store::stdf({{Mem = Frd.udw;}}, {{64}});
+ 0x27: Store::stdf({{Mem.udw = Frd.udw;}});
0x2D: Nop::prefetch({{ }});
- 0x30: Load::ldfa({{Frd.uw = Mem;}}, {{32}});
+ 0x30: Load::ldfa({{Frd.uw = Mem.uw;}});
0x32: ldqfa({{fault = new FpDisabled;}});
- 0x33: Load::lddfa({{Frd.udw = Mem;}}, {{64}});
- 0x34: Store::stfa({{Mem = Frd.uw;}}, {{32}});
+ format LoadAlt {
+ 0x33: decode EXT_ASI {
+ //ASI_NUCLEUS
+ 0x04: FailUnimpl::lddfa_n();
+ //ASI_NUCLEUS_LITTLE
+ 0x0C: FailUnimpl::lddfa_nl();
+ //ASI_AS_IF_USER_PRIMARY
+ 0x10: FailUnimpl::lddfa_aiup();
+ //ASI_AS_IF_USER_PRIMARY_LITTLE
+ 0x18: FailUnimpl::lddfa_aiupl();
+ //ASI_AS_IF_USER_SECONDARY
+ 0x11: FailUnimpl::lddfa_aius();
+ //ASI_AS_IF_USER_SECONDARY_LITTLE
+ 0x19: FailUnimpl::lddfa_aiusl();
+ //ASI_REAL
+ 0x14: FailUnimpl::lddfa_real();
+ //ASI_REAL_LITTLE
+ 0x1C: FailUnimpl::lddfa_real_l();
+ //ASI_REAL_IO
+ 0x15: FailUnimpl::lddfa_real_io();
+ //ASI_REAL_IO_LITTLE
+ 0x1D: FailUnimpl::lddfa_real_io_l();
+ //ASI_PRIMARY
+ 0x80: FailUnimpl::lddfa_p();
+ //ASI_PRIMARY_LITTLE
+ 0x88: FailUnimpl::lddfa_pl();
+ //ASI_SECONDARY
+ 0x81: FailUnimpl::lddfa_s();
+ //ASI_SECONDARY_LITTLE
+ 0x89: FailUnimpl::lddfa_sl();
+ //ASI_PRIMARY_NO_FAULT
+ 0x82: FailUnimpl::lddfa_pnf();
+ //ASI_PRIMARY_NO_FAULT_LITTLE
+ 0x8A: FailUnimpl::lddfa_pnfl();
+ //ASI_SECONDARY_NO_FAULT
+ 0x83: FailUnimpl::lddfa_snf();
+ //ASI_SECONDARY_NO_FAULT_LITTLE
+ 0x8B: FailUnimpl::lddfa_snfl();
+
+ format BlockLoad {
+ // LDBLOCKF
+ //ASI_BLOCK_AS_IF_USER_PRIMARY
+ 0x16: FailUnimpl::ldblockf_aiup();
+ //ASI_BLOCK_AS_IF_USER_SECONDARY
+ 0x17: FailUnimpl::ldblockf_aius();
+ //ASI_BLOCK_AS_IF_USER_PRIMARY_LITTLE
+ 0x1E: FailUnimpl::ldblockf_aiupl();
+ //ASI_BLOCK_AS_IF_USER_SECONDARY_LITTLE
+ 0x1F: FailUnimpl::ldblockf_aiusl();
+ //ASI_BLOCK_PRIMARY
+ 0xF0: ldblockf_p({{Frd_N.udw = Mem.udw;}});
+ //ASI_BLOCK_SECONDARY
+ 0xF1: FailUnimpl::ldblockf_s();
+ //ASI_BLOCK_PRIMARY_LITTLE
+ 0xF8: FailUnimpl::ldblockf_pl();
+ //ASI_BLOCK_SECONDARY_LITTLE
+ 0xF9: FailUnimpl::ldblockf_sl();
+ }
+
+ //LDSHORTF
+ //ASI_FL8_PRIMARY
+ 0xD0: FailUnimpl::ldshortf_8p();
+ //ASI_FL8_SECONDARY
+ 0xD1: FailUnimpl::ldshortf_8s();
+ //ASI_FL8_PRIMARY_LITTLE
+ 0xD8: FailUnimpl::ldshortf_8pl();
+ //ASI_FL8_SECONDARY_LITTLE
+ 0xD9: FailUnimpl::ldshortf_8sl();
+ //ASI_FL16_PRIMARY
+ 0xD2: FailUnimpl::ldshortf_16p();
+ //ASI_FL16_SECONDARY
+ 0xD3: FailUnimpl::ldshortf_16s();
+ //ASI_FL16_PRIMARY_LITTLE
+ 0xDA: FailUnimpl::ldshortf_16pl();
+ //ASI_FL16_SECONDARY_LITTLE
+ 0xDB: FailUnimpl::ldshortf_16sl();
+ //Not an ASI which is legal with lddfa
+ default: Trap::lddfa_bad_asi(
+ {{fault = new DataAccessException;}});
+ }
+ }
+ 0x34: Store::stfa({{Mem.uw = Frd.uw;}});
0x36: stqfa({{fault = new FpDisabled;}});
- //XXX need to work in the ASI thing
- 0x37: Store::stdfa({{Mem = Frd.udw;}}, {{64}});
+ format StoreAlt {
+ 0x37: decode EXT_ASI {
+ //ASI_NUCLEUS
+ 0x04: FailUnimpl::stdfa_n();
+ //ASI_NUCLEUS_LITTLE
+ 0x0C: FailUnimpl::stdfa_nl();
+ //ASI_AS_IF_USER_PRIMARY
+ 0x10: FailUnimpl::stdfa_aiup();
+ //ASI_AS_IF_USER_PRIMARY_LITTLE
+ 0x18: FailUnimpl::stdfa_aiupl();
+ //ASI_AS_IF_USER_SECONDARY
+ 0x11: FailUnimpl::stdfa_aius();
+ //ASI_AS_IF_USER_SECONDARY_LITTLE
+ 0x19: FailUnimpl::stdfa_aiusl();
+ //ASI_REAL
+ 0x14: FailUnimpl::stdfa_real();
+ //ASI_REAL_LITTLE
+ 0x1C: FailUnimpl::stdfa_real_l();
+ //ASI_REAL_IO
+ 0x15: FailUnimpl::stdfa_real_io();
+ //ASI_REAL_IO_LITTLE
+ 0x1D: FailUnimpl::stdfa_real_io_l();
+ //ASI_PRIMARY
+ 0x80: FailUnimpl::stdfa_p();
+ //ASI_PRIMARY_LITTLE
+ 0x88: FailUnimpl::stdfa_pl();
+ //ASI_SECONDARY
+ 0x81: FailUnimpl::stdfa_s();
+ //ASI_SECONDARY_LITTLE
+ 0x89: FailUnimpl::stdfa_sl();
+ //ASI_PRIMARY_NO_FAULT
+ 0x82: FailUnimpl::stdfa_pnf();
+ //ASI_PRIMARY_NO_FAULT_LITTLE
+ 0x8A: FailUnimpl::stdfa_pnfl();
+ //ASI_SECONDARY_NO_FAULT
+ 0x83: FailUnimpl::stdfa_snf();
+ //ASI_SECONDARY_NO_FAULT_LITTLE
+ 0x8B: FailUnimpl::stdfa_snfl();
+
+ format BlockStore {
+ // STBLOCKF
+ //ASI_BLOCK_AS_IF_USER_PRIMARY
+ 0x16: FailUnimpl::stblockf_aiup();
+ //ASI_BLOCK_AS_IF_USER_SECONDARY
+ 0x17: FailUnimpl::stblockf_aius();
+ //ASI_BLOCK_AS_IF_USER_PRIMARY_LITTLE
+ 0x1E: FailUnimpl::stblockf_aiupl();
+ //ASI_BLOCK_AS_IF_USER_SECONDARY_LITTLE
+ 0x1F: FailUnimpl::stblockf_aiusl();
+ //ASI_BLOCK_PRIMARY
+ 0xF0: stblockf_p({{Mem.udw = Frd_N.udw;}});
+ //ASI_BLOCK_SECONDARY
+ 0xF1: FailUnimpl::stblockf_s();
+ //ASI_BLOCK_PRIMARY_LITTLE
+ 0xF8: FailUnimpl::stblockf_pl();
+ //ASI_BLOCK_SECONDARY_LITTLE
+ 0xF9: FailUnimpl::stblockf_sl();
+ }
+
+ //STSHORTF
+ //ASI_FL8_PRIMARY
+ 0xD0: FailUnimpl::stshortf_8p();
+ //ASI_FL8_SECONDARY
+ 0xD1: FailUnimpl::stshortf_8s();
+ //ASI_FL8_PRIMARY_LITTLE
+ 0xD8: FailUnimpl::stshortf_8pl();
+ //ASI_FL8_SECONDARY_LITTLE
+ 0xD9: FailUnimpl::stshortf_8sl();
+ //ASI_FL16_PRIMARY
+ 0xD2: FailUnimpl::stshortf_16p();
+ //ASI_FL16_SECONDARY
+ 0xD3: FailUnimpl::stshortf_16s();
+ //ASI_FL16_PRIMARY_LITTLE
+ 0xDA: FailUnimpl::stshortf_16pl();
+ //ASI_FL16_SECONDARY_LITTLE
+ 0xDB: FailUnimpl::stshortf_16sl();
+ //Not an ASI which is legal with lddfa
+ default: Trap::stdfa_bad_asi(
+ {{fault = new DataAccessException;}});
+ }
+ }
0x3C: Cas::casa({{
uint64_t val = Mem.uw;
if(Rs2.uw == val)
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-19 08:03:43 +0000