diff options
| -rw-r--r-- | target/i386/cpu.c | 5 | ||||
| -rw-r--r-- | target/i386/ops_sse.h | 27 | ||||
| -rw-r--r-- | target/i386/ops_sse_header.h | 11 | ||||
| -rw-r--r-- | target/i386/tcg/decode-new.c.inc | 40 | ||||
| -rw-r--r-- | target/i386/tcg/decode-new.h | 1 | ||||
| -rw-r--r-- | target/i386/tcg/emit.c.inc | 51 | ||||
| -rw-r--r-- | target/i386/tcg/translate.c | 1 | ||||
| -rwxr-xr-x | tests/tcg/i386/test-avx.py | 2 |
8 files changed, 135 insertions, 3 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 6292b7e12f..22b681ca37 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -625,10 +625,11 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1, CPUID_EXT_SSE41 | CPUID_EXT_SSE42 | CPUID_EXT_POPCNT | \ CPUID_EXT_XSAVE | /* CPUID_EXT_OSXSAVE is dynamic */ \ CPUID_EXT_MOVBE | CPUID_EXT_AES | CPUID_EXT_HYPERVISOR | \ - CPUID_EXT_RDRAND | CPUID_EXT_AVX | CPUID_EXT_F16C) + CPUID_EXT_RDRAND | CPUID_EXT_AVX | CPUID_EXT_F16C | \ + CPUID_EXT_FMA) /* missing: CPUID_EXT_DTES64, CPUID_EXT_DSCPL, CPUID_EXT_VMX, CPUID_EXT_SMX, - CPUID_EXT_EST, CPUID_EXT_TM2, CPUID_EXT_CID, CPUID_EXT_FMA, + CPUID_EXT_EST, CPUID_EXT_TM2, CPUID_EXT_CID, CPUID_EXT_XTPR, CPUID_EXT_PDCM, CPUID_EXT_PCID, CPUID_EXT_DCA, CPUID_EXT_X2APIC, CPUID_EXT_TSC_DEADLINE_TIMER */ diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h index 33c61896ee..3cbc36a59d 100644 --- a/target/i386/ops_sse.h +++ b/target/i386/ops_sse.h @@ -2522,6 +2522,33 @@ void helper_vpermd_ymm(Reg *d, Reg *v, Reg *s) } #endif +/* FMA3 op helpers */ +#if SHIFT == 1 +#define SSE_HELPER_FMAS(name, elem, F) \ + void name(CPUX86State *env, Reg *d, Reg *a, Reg *b, Reg *c, int flags) \ + { \ + d->elem(0) = F(a->elem(0), b->elem(0), c->elem(0), flags, &env->sse_status); \ + } +#define SSE_HELPER_FMAP(name, elem, num, F) \ + void glue(name, SUFFIX)(CPUX86State *env, Reg *d, Reg *a, Reg *b, Reg *c, \ + int flags, int flip) \ + { \ + int i; \ + for (i = 0; i < num; i++) { \ + d->elem(i) = F(a->elem(i), b->elem(i), c->elem(i), flags, &env->sse_status); \ + flags ^= flip; \ + } \ + } + +SSE_HELPER_FMAS(helper_fma4ss, ZMM_S, float32_muladd) +SSE_HELPER_FMAS(helper_fma4sd, ZMM_D, float64_muladd) +#endif + +#if SHIFT >= 1 +SSE_HELPER_FMAP(helper_fma4ps, ZMM_S, 2 << SHIFT, float32_muladd) +SSE_HELPER_FMAP(helper_fma4pd, ZMM_D, 1 << SHIFT, float64_muladd) +#endif + #undef SSE_HELPER_S #undef LANE_WIDTH diff --git a/target/i386/ops_sse_header.h b/target/i386/ops_sse_header.h index c4c41976c0..8a7b2f4e2f 100644 --- a/target/i386/ops_sse_header.h +++ b/target/i386/ops_sse_header.h @@ -359,6 +359,17 @@ DEF_HELPER_3(glue(cvtph2ps, SUFFIX), void, env, Reg, Reg) DEF_HELPER_4(glue(cvtps2ph, SUFFIX), void, env, Reg, Reg, int) #endif +/* FMA3 helpers */ +#if SHIFT == 1 +DEF_HELPER_6(fma4ss, void, env, Reg, Reg, Reg, Reg, int) +DEF_HELPER_6(fma4sd, void, env, Reg, Reg, Reg, Reg, int) +#endif + +#if SHIFT >= 1 +DEF_HELPER_7(glue(fma4ps, SUFFIX), void, env, Reg, Reg, Reg, Reg, int, int) +DEF_HELPER_7(glue(fma4pd, SUFFIX), void, env, Reg, Reg, Reg, Reg, int, int) +#endif + /* AVX helpers */ #if SHIFT >= 1 DEF_HELPER_4(glue(vpermilpd, SUFFIX), void, env, Reg, Reg, Reg) diff --git a/target/i386/tcg/decode-new.c.inc b/target/i386/tcg/decode-new.c.inc index 8baee9018a..e4878b967f 100644 --- a/target/i386/tcg/decode-new.c.inc +++ b/target/i386/tcg/decode-new.c.inc @@ -376,6 +376,16 @@ static const X86OpEntry opcodes_0F38_00toEF[240] = { [0x92] = X86_OP_ENTRY3(VPGATHERD, V,x, H,x, M,d, vex12 cpuid(AVX2) p_66), /* vgatherdps/d */ [0x93] = X86_OP_ENTRY3(VPGATHERQ, V,x, H,x, M,q, vex12 cpuid(AVX2) p_66), /* vgatherqps/d */ + /* Should be exception type 2 but they do not have legacy SSE equivalents? */ + [0x96] = X86_OP_ENTRY3(VFMADDSUB132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x97] = X86_OP_ENTRY3(VFMSUBADD132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + + [0xa6] = X86_OP_ENTRY3(VFMADDSUB213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xa7] = X86_OP_ENTRY3(VFMSUBADD213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + + [0xb6] = X86_OP_ENTRY3(VFMADDSUB231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xb7] = X86_OP_ENTRY3(VFMSUBADD231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x08] = X86_OP_ENTRY3(PSIGNB, V,x, H,x, W,x, vex4 cpuid(SSSE3) mmx avx2_256 p_00_66), [0x09] = X86_OP_ENTRY3(PSIGNW, V,x, H,x, W,x, vex4 cpuid(SSSE3) mmx avx2_256 p_00_66), [0x0a] = X86_OP_ENTRY3(PSIGND, V,x, H,x, W,x, vex4 cpuid(SSSE3) mmx avx2_256 p_00_66), @@ -421,6 +431,34 @@ static const X86OpEntry opcodes_0F38_00toEF[240] = { [0x8c] = X86_OP_ENTRY3(VPMASKMOV, V,x, H,x, WM,x, vex6 cpuid(AVX2) p_66), [0x8e] = X86_OP_ENTRY3(VPMASKMOV_st, M,x, V,x, H,x, vex6 cpuid(AVX2) p_66), + /* Should be exception type 2 or 3 but they do not have legacy SSE equivalents? */ + [0x98] = X86_OP_ENTRY3(VFMADD132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x99] = X86_OP_ENTRY3(VFMADD132Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9a] = X86_OP_ENTRY3(VFMSUB132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9b] = X86_OP_ENTRY3(VFMSUB132Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9c] = X86_OP_ENTRY3(VFNMADD132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9d] = X86_OP_ENTRY3(VFNMADD132Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9e] = X86_OP_ENTRY3(VFNMSUB132Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0x9f] = X86_OP_ENTRY3(VFNMSUB132Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + + [0xa8] = X86_OP_ENTRY3(VFMADD213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xa9] = X86_OP_ENTRY3(VFMADD213Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xaa] = X86_OP_ENTRY3(VFMSUB213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xab] = X86_OP_ENTRY3(VFMSUB213Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xac] = X86_OP_ENTRY3(VFNMADD213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xad] = X86_OP_ENTRY3(VFNMADD213Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xae] = X86_OP_ENTRY3(VFNMSUB213Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xaf] = X86_OP_ENTRY3(VFNMSUB213Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + + [0xb8] = X86_OP_ENTRY3(VFMADD231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xb9] = X86_OP_ENTRY3(VFMADD231Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xba] = X86_OP_ENTRY3(VFMSUB231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xbb] = X86_OP_ENTRY3(VFMSUB231Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xbc] = X86_OP_ENTRY3(VFNMADD231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xbd] = X86_OP_ENTRY3(VFNMADD231Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xbe] = X86_OP_ENTRY3(VFNMSUB231Px, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xbf] = X86_OP_ENTRY3(VFNMSUB231Sx, V,x, H,x, W,x, vex6 cpuid(FMA) p_66), + [0xdb] = X86_OP_ENTRY3(VAESIMC, V,dq, None,None, W,dq, vex4 cpuid(AES) p_66), [0xdc] = X86_OP_ENTRY3(VAESENC, V,x, H,x, W,x, vex4 cpuid(AES) p_66), [0xdd] = X86_OP_ENTRY3(VAESENCLAST, V,x, H,x, W,x, vex4 cpuid(AES) p_66), @@ -1350,6 +1388,8 @@ static bool has_cpuid_feature(DisasContext *s, X86CPUIDFeature cpuid) return true; case X86_FEAT_F16C: return (s->cpuid_ext_features & CPUID_EXT_F16C); + case X86_FEAT_FMA: + return (s->cpuid_ext_features & CPUID_EXT_FMA); case X86_FEAT_MOVBE: return (s->cpuid_ext_features & CPUID_EXT_MOVBE); case X86_FEAT_PCLMULQDQ: diff --git a/target/i386/tcg/decode-new.h b/target/i386/tcg/decode-new.h index 0ef54628ee..cb6b8bcf67 100644 --- a/target/i386/tcg/decode-new.h +++ b/target/i386/tcg/decode-new.h @@ -105,6 +105,7 @@ typedef enum X86CPUIDFeature { X86_FEAT_BMI1, X86_FEAT_BMI2, X86_FEAT_F16C, + X86_FEAT_FMA, X86_FEAT_MOVBE, X86_FEAT_PCLMULQDQ, X86_FEAT_SSE, diff --git a/target/i386/tcg/emit.c.inc b/target/i386/tcg/emit.c.inc index 9334f0939d..7037ff91c6 100644 --- a/target/i386/tcg/emit.c.inc +++ b/target/i386/tcg/emit.c.inc @@ -39,6 +39,11 @@ typedef void (*SSEFunc_0_eppt)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv val); typedef void (*SSEFunc_0_epppti)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, TCGv_ptr reg_c, TCGv a0, TCGv_i32 scale); +typedef void (*SSEFunc_0_eppppi)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c, TCGv_ptr reg_d, TCGv_i32 flags); +typedef void (*SSEFunc_0_eppppii)(TCGv_ptr env, TCGv_ptr reg_a, TCGv_ptr reg_b, + TCGv_ptr reg_c, TCGv_ptr reg_d, TCGv_i32 even, + TCGv_i32 odd); static inline TCGv_i32 tcg_constant8u_i32(uint8_t val) { @@ -491,6 +496,52 @@ FP_SSE(VMIN, min) FP_SSE(VDIV, div) FP_SSE(VMAX, max) +#define FMA_SSE_PACKED(uname, ptr0, ptr1, ptr2, even, odd) \ +static void gen_##uname##Px(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + SSEFunc_0_eppppii xmm = s->vex_w ? gen_helper_fma4pd_xmm : gen_helper_fma4ps_xmm; \ + SSEFunc_0_eppppii ymm = s->vex_w ? gen_helper_fma4pd_ymm : gen_helper_fma4ps_ymm; \ + SSEFunc_0_eppppii fn = s->vex_l ? ymm : xmm; \ + \ + fn(cpu_env, OP_PTR0, ptr0, ptr1, ptr2, \ + tcg_constant_i32(even), \ + tcg_constant_i32((even) ^ (odd))); \ +} + +#define FMA_SSE(uname, ptr0, ptr1, ptr2, flags) \ +FMA_SSE_PACKED(uname, ptr0, ptr1, ptr2, flags, flags) \ +static void gen_##uname##Sx(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ +{ \ + SSEFunc_0_eppppi fn = s->vex_w ? gen_helper_fma4sd : gen_helper_fma4ss; \ + \ + fn(cpu_env, OP_PTR0, ptr0, ptr1, ptr2, \ + tcg_constant_i32(flags)); \ +} \ + +FMA_SSE(VFMADD231, OP_PTR1, OP_PTR2, OP_PTR0, 0) +FMA_SSE(VFMADD213, OP_PTR1, OP_PTR0, OP_PTR2, 0) +FMA_SSE(VFMADD132, OP_PTR0, OP_PTR2, OP_PTR1, 0) + +FMA_SSE(VFNMADD231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_product) +FMA_SSE(VFNMADD213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_product) +FMA_SSE(VFNMADD132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_product) + +FMA_SSE(VFMSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c) +FMA_SSE(VFMSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c) +FMA_SSE(VFMSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c) + +FMA_SSE(VFNMSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c|float_muladd_negate_product) +FMA_SSE(VFNMSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c|float_muladd_negate_product) +FMA_SSE(VFNMSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c|float_muladd_negate_product) + +FMA_SSE_PACKED(VFMADDSUB231, OP_PTR1, OP_PTR2, OP_PTR0, float_muladd_negate_c, 0) +FMA_SSE_PACKED(VFMADDSUB213, OP_PTR1, OP_PTR0, OP_PTR2, float_muladd_negate_c, 0) +FMA_SSE_PACKED(VFMADDSUB132, OP_PTR0, OP_PTR2, OP_PTR1, float_muladd_negate_c, 0) + +FMA_SSE_PACKED(VFMSUBADD231, OP_PTR1, OP_PTR2, OP_PTR0, 0, float_muladd_negate_c) +FMA_SSE_PACKED(VFMSUBADD213, OP_PTR1, OP_PTR0, OP_PTR2, 0, float_muladd_negate_c) +FMA_SSE_PACKED(VFMSUBADD132, OP_PTR0, OP_PTR2, OP_PTR1, 0, float_muladd_negate_c) + #define FP_UNPACK_SSE(uname, lname) \ static void gen_##uname(DisasContext *s, CPUX86State *env, X86DecodedInsn *decode) \ { \ diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index e19d5c1c64..85be2e58c2 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -26,6 +26,7 @@ #include "tcg/tcg-op-gvec.h" #include "exec/cpu_ldst.h" #include "exec/translator.h" +#include "fpu/softfloat.h" #include "exec/helper-proto.h" #include "exec/helper-gen.h" diff --git a/tests/tcg/i386/test-avx.py b/tests/tcg/i386/test-avx.py index ebb1d99c5e..d9ca00a49e 100755 --- a/tests/tcg/i386/test-avx.py +++ b/tests/tcg/i386/test-avx.py @@ -9,7 +9,7 @@ from fnmatch import fnmatch archs = [ "SSE", "SSE2", "SSE3", "SSSE3", "SSE4_1", "SSE4_2", "AES", "AVX", "AVX2", "AES+AVX", "VAES+AVX", - "F16C", + "F16C", "FMA", ] ignore = set(["FISTTP", |