diff mbox series

[RFC,v2,63/67] Hexagon HVX macros referenced in instruction semantics

Message ID 1582908244-304-64-git-send-email-tsimpson@quicinc.com (mailing list archive)
State New, archived
Headers show
Series Hexagon patch series | expand

Commit Message

Taylor Simpson Feb. 28, 2020, 4:43 p.m. UTC 
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
---
 target/hexagon/mmvec/macros.h | 436 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 436 insertions(+)
diff mbox series

Patch

diff --git a/target/hexagon/mmvec/macros.h b/target/hexagon/mmvec/macros.h
index be80bbd..c63a00a 100644
--- a/target/hexagon/mmvec/macros.h
+++ b/target/hexagon/mmvec/macros.h
@@ -259,4 +259,440 @@  static bool readonly_ok(insn_t *insn)
 #define WRITE_QREG_e(NUM, VAR, VNEW)     LOG_QREG_WRITE(NUM, VAR, VNEW)
 #define WRITE_QREG_x(NUM, VAR, VNEW)     LOG_QREG_WRITE(NUM, VAR, VNEW)
 
+#define LOG_VTCM_BYTE(VA, MASK, VAL, IDX) \
+    do { \
+        env->vtcm_log.data.ub[IDX] = (VAL); \
+        env->vtcm_log.mask.ub[IDX] = (MASK); \
+        env->vtcm_log.va[IDX] = (VA); \
+    } while (0)
+
+/* VTCM Banks */
+#define LOG_VTCM_BANK(VAL, MASK, IDX) \
+    do { \
+        env->vtcm_log.offsets.uh[IDX]  = (VAL & 0xFFF); \
+        env->vtcm_log.offsets.uh[IDX] |= ((MASK & 0xF) << 12) ; \
+    } while (0)
+
+#define fUSE_LOOKUP_ADDRESS_BY_REV(PROC) true
+#define fUSE_LOOKUP_ADDRESS() 1
+#define fRT8NOTE()
+#define fNOTQ(VAL) \
+    ({ \
+        mmqreg_t _ret;  \
+        int _i_;  \
+        for (_i_ = 0; _i_ < fVECSIZE() / 64; _i_++) { \
+            _ret.ud[_i_] = ~VAL.ud[_i_]; \
+        } \
+        _ret;\
+     })
+#define fGETQBITS(REG, WIDTH, MASK, BITNO) \
+    ((MASK) & (REG.w[(BITNO) >> 5] >> ((BITNO) & 0x1f)))
+#define fGETQBIT(REG, BITNO) fGETQBITS(REG, 1, 1, BITNO)
+#define fGENMASKW(QREG, IDX) \
+    (((fGETQBIT(QREG, (IDX * 4 + 0)) ? 0xFF : 0x0) << 0)  | \
+     ((fGETQBIT(QREG, (IDX * 4 + 1)) ? 0xFF : 0x0) << 8)  | \
+     ((fGETQBIT(QREG, (IDX * 4 + 2)) ? 0xFF : 0x0) << 16) | \
+     ((fGETQBIT(QREG, (IDX * 4 + 3)) ? 0xFF : 0x0) << 24))
+#define fGETNIBBLE(IDX, SRC) (fSXTN(4, 8, (SRC >> (4 * IDX)) & 0xF))
+#define fGETCRUMB(IDX, SRC) (fSXTN(2, 8, (SRC >> (2 * IDX)) & 0x3))
+#define fGETCRUMB_SYMMETRIC(IDX, SRC) \
+    ((fGETCRUMB(IDX, SRC) >= 0 ? (2 - fGETCRUMB(IDX, SRC)) \
+                               : fGETCRUMB(IDX, SRC)))
+#define fGENMASKH(QREG, IDX) \
+    (((fGETQBIT(QREG, (IDX * 2 + 0)) ? 0xFF : 0x0) << 0) | \
+     ((fGETQBIT(QREG, (IDX * 2 + 1)) ? 0xFF : 0x0) << 8))
+#define fGETMASKW(VREG, QREG, IDX) (VREG.w[IDX] & fGENMASKW((QREG), IDX))
+#define fGETMASKH(VREG, QREG, IDX) (VREG.h[IDX] & fGENMASKH((QREG), IDX))
+#define fCONDMASK8(QREG, IDX, YESVAL, NOVAL) \
+    (fGETQBIT(QREG, IDX) ? (YESVAL) : (NOVAL))
+#define fCONDMASK16(QREG, IDX, YESVAL, NOVAL) \
+    ((fGENMASKH(QREG, IDX) & (YESVAL)) | \
+     (fGENMASKH(fNOTQ(QREG), IDX) & (NOVAL)))
+#define fCONDMASK32(QREG, IDX, YESVAL, NOVAL) \
+    ((fGENMASKW(QREG, IDX) & (YESVAL)) | \
+     (fGENMASKW(fNOTQ(QREG), IDX) & (NOVAL)))
+#define fSETQBITS(REG, WIDTH, MASK, BITNO, VAL) \
+    do { \
+        size4u_t __TMP = (VAL); \
+        REG.w[(BITNO) >> 5] &= ~((MASK) << ((BITNO) & 0x1f)); \
+        REG.w[(BITNO) >> 5] |= (((__TMP) & (MASK)) << ((BITNO) & 0x1f)); \
+    } while (0)
+#define fSETQBIT(REG, BITNO, VAL) fSETQBITS(REG, 1, 1, BITNO, VAL)
+#define fVBYTES() (fVECSIZE())
+#define fVALIGN(ADDR, LOG2_ALIGNMENT) (ADDR = ADDR & ~(LOG2_ALIGNMENT - 1))
+#define fVLASTBYTE(ADDR, LOG2_ALIGNMENT) (ADDR = ADDR | (LOG2_ALIGNMENT - 1))
+#define fVELEM(WIDTH) ((fVECSIZE() * 8) / WIDTH)
+#define fVECLOGSIZE() (7)
+#define fVECSIZE() (1 << fVECLOGSIZE())
+#define fSWAPB(A, B) do { size1u_t tmp = A; A = B; B = tmp; } while (0)
+static inline mmvector_t mmvec_zero_vector(void)
+{
+    mmvector_t ret;
+    memset(&ret, 0, sizeof(ret));
+    return ret;
+}
+#define fVZERO() mmvec_zero_vector()
+#define fNEWVREG(VNUM) \
+    ((env->VRegs_updated & (((VRegMask)1) << VNUM)) ? env->future_VRegs[VNUM] \
+                                                    : mmvec_zero_vector())
+#define fV_AL_CHECK(EA, MASK) \
+    if ((EA) & (MASK)) { \
+        warn("aligning misaligned vector. EA=%08x", (EA)); \
+    }
+#define fSCATTER_INIT(REGION_START, LENGTH, ELEMENT_SIZE) \
+    do { \
+        mem_vector_scatter_init(env, slot, REGION_START, LENGTH, ELEMENT_SIZE);\
+        if (EXCEPTION_DETECTED) { \
+            return; \
+        } \
+    } while (0)
+#define fGATHER_INIT(REGION_START, LENGTH, ELEMENT_SIZE) \
+    do { \
+        mem_vector_gather_init(env, slot, REGION_START, LENGTH, ELEMENT_SIZE); \
+        if (EXCEPTION_DETECTED) { \
+            return; \
+        } \
+    } while (0)
+#define fSCATTER_FINISH(OP) \
+    do { \
+        if (EXCEPTION_DETECTED) { \
+            return; \
+        } \
+        mem_vector_scatter_finish(env, slot, OP); \
+    } while (0);
+#define fGATHER_FINISH() \
+    do { \
+        if (EXCEPTION_DETECTED) { \
+            return; \
+        } \
+        mem_vector_gather_finish(env, slot); \
+    } while (0);
+#define fLOG_SCATTER_OP(SIZE) \
+    do { \
+        env->vtcm_log.op = 1; \
+        env->vtcm_log.op_size = SIZE; \
+    } while (0)
+#define fVLOG_VTCM_WORD_INCREMENT(EA, OFFSET, INC, IDX, ALIGNMENT, LEN) \
+    do { \
+        int log_byte = 0; \
+        vaddr_t va = EA; \
+        vaddr_t va_high = EA + LEN; \
+        for (int i0 = 0; i0 < 4; i0++) { \
+            log_byte = (va + i0) <= va_high; \
+            LOG_VTCM_BYTE(va + i0, log_byte, INC. ub[4 * IDX + i0], \
+                          4 * IDX + i0); \
+        } \
+    } while (0)
+#define fVLOG_VTCM_HALFWORD_INCREMENT(EA, OFFSET, INC, IDX, ALIGNMENT, LEN) \
+    do { \
+        int log_byte = 0; \
+        vaddr_t va = EA; \
+        vaddr_t va_high = EA + LEN; \
+        for (int i0 = 0; i0 < 2; i0++) { \
+            log_byte = (va + i0) <= va_high; \
+            LOG_VTCM_BYTE(va + i0, log_byte, INC.ub[2 * IDX + i0], \
+                          2 * IDX + i0); \
+        } \
+    } while (0)
+
+#define fVLOG_VTCM_HALFWORD_INCREMENT_DV(EA, OFFSET, INC, IDX, IDX2, IDX_H, \
+                                         ALIGNMENT, LEN) \
+    do { \
+        int log_byte = 0; \
+        vaddr_t va = EA; \
+        vaddr_t va_high = EA + LEN; \
+        for (int i0 = 0; i0 < 2; i0++) { \
+            log_byte = (va + i0) <= va_high; \
+            LOG_VTCM_BYTE(va + i0, log_byte, INC.ub[2 * IDX + i0], \
+                          2 * IDX + i0); \
+        } \
+    } while (0)
+
+/* NOTE - Will this always be tmp_VRegs[0]; */
+#define GATHER_FUNCTION(EA, OFFSET, IDX, LEN, ELEMENT_SIZE, BANK_IDX, QVAL) \
+    do { \
+        int i0; \
+        vaddr_t va = EA; \
+        vaddr_t va_high = EA + LEN; \
+        int log_bank = 0; \
+        int log_byte = 0; \
+        for (i0 = 0; i0 < ELEMENT_SIZE; i0++) { \
+            log_byte = ((va + i0) <= va_high) && QVAL; \
+            log_bank |= (log_byte << i0); \
+            size1u_t B; \
+            get_user_u8(B, EA + i0); \
+            env->tmp_VRegs[0].ub[ELEMENT_SIZE * IDX + i0] = B; \
+            LOG_VTCM_BYTE(va + i0, log_byte, B, ELEMENT_SIZE * IDX + i0); \
+        } \
+        LOG_VTCM_BANK(va, log_bank, BANK_IDX); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_WORD(EA, OFFSET, IDX, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 4, IDX, 1); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_HALFWORD(EA, OFFSET, IDX, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 2, IDX, 1); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_HALFWORD_DV(EA, OFFSET, IDX, IDX2, IDX_H, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 2, (2 * IDX2 + IDX_H), 1); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_WORDQ(EA, OFFSET, IDX, Q, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 4, IDX, \
+                        fGETQBIT(QsV, 4 * IDX + i0)); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_HALFWORDQ(EA, OFFSET, IDX, Q, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 2, IDX, \
+                        fGETQBIT(QsV, 2 * IDX + i0)); \
+    } while (0)
+#define fVLOG_VTCM_GATHER_HALFWORDQ_DV(EA, OFFSET, IDX, IDX2, IDX_H, Q, LEN) \
+    do { \
+        GATHER_FUNCTION(EA, OFFSET, IDX, LEN, 2, (2 * IDX2 + IDX_H), \
+                        fGETQBIT(QsV, 2 * IDX + i0)); \
+    } while (0)
+#define SCATTER_OP_WRITE_TO_MEM(TYPE) \
+    do { \
+        for (int i = 0; i < env->vtcm_log.size; i += sizeof(TYPE)) { \
+            if (env->vtcm_log.mask.ub[i] != 0) { \
+                TYPE dst = 0; \
+                TYPE inc = 0; \
+                for (int j = 0; j < sizeof(TYPE); j++) { \
+                    size1u_t val; \
+                    get_user_u8(val, env->vtcm_log.va[i + j]); \
+                    dst |= val << (8 * j); \
+                    inc |= env->vtcm_log.data.ub[j + i] << (8 * j); \
+                    env->vtcm_log.mask.ub[j + i] = 0; \
+                    env->vtcm_log.data.ub[j + i] = 0; \
+                    env->vtcm_log.offsets.ub[j + i] = 0; \
+                } \
+                dst += inc; \
+                for (int j = 0; j < sizeof(TYPE); j++) { \
+                    put_user_u8((dst >> (8 * j)) & 0xFF, \
+                        env->vtcm_log.va[i + j]);  \
+                } \
+            } \
+        } \
+    } while (0)
+#define SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, ELEM_SIZE, BANK_IDX, QVAL, IN) \
+    do { \
+        int i0; \
+        target_ulong va = EA; \
+        target_ulong va_high = EA + LEN; \
+        int log_bank = 0; \
+        int log_byte = 0; \
+        for (i0 = 0; i0 < ELEM_SIZE; i0++) { \
+            log_byte = ((va + i0) <= va_high) && QVAL; \
+            log_bank |= (log_byte << i0); \
+            LOG_VTCM_BYTE(va + i0, log_byte, IN.ub[ELEM_SIZE * IDX + i0], \
+                          ELEM_SIZE * IDX + i0); \
+        } \
+        LOG_VTCM_BANK(va, log_bank, BANK_IDX); \
+    } while (0)
+#define fVLOG_VTCM_HALFWORD(EA, OFFSET, IN, IDX, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 2, IDX, 1, IN); \
+    } while (0)
+#define fVLOG_VTCM_WORD(EA, OFFSET, IN, IDX, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 4, IDX, 1, IN); \
+    } while (0)
+#define fVLOG_VTCM_HALFWORDQ(EA, OFFSET, IN, IDX, Q, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 2, IDX, \
+                         fGETQBIT(QsV, 2 * IDX + i0), IN); \
+    } while (0)
+#define fVLOG_VTCM_WORDQ(EA, OFFSET, IN, IDX, Q, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 4, IDX, \
+                         fGETQBIT(QsV, 4 * IDX + i0), IN); \
+    } while (0)
+#define fVLOG_VTCM_HALFWORD_DV(EA, OFFSET, IN, IDX, IDX2, IDX_H, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 2, \
+                         (2 * IDX2 + IDX_H), 1, IN); \
+    } while (0)
+#define fVLOG_VTCM_HALFWORDQ_DV(EA, OFFSET, IN, IDX, Q, IDX2, IDX_H, LEN) \
+    do { \
+        SCATTER_FUNCTION(EA, OFFSET, IDX, LEN, 2, (2 * IDX2 + IDX_H), \
+                         fGETQBIT(QsV, 2 * IDX + i0), IN); \
+    } while (0)
+#define fSTORERELEASE(EA, TYPE) \
+    do { \
+        fV_AL_CHECK(EA, fVECSIZE() - 1); \
+    } while (0)
+#define fLOADMMV_AL(EA, ALIGNMENT, LEN, DST) \
+    do { \
+        fV_AL_CHECK(EA, ALIGNMENT - 1); \
+        mem_load_vector_oddva(env, EA & ~(ALIGNMENT - 1), EA, slot, LEN, \
+                              &DST.ub[0], fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fLOADMMV(EA, DST) fLOADMMV_AL(EA, fVECSIZE(), fVECSIZE(), DST)
+#define fLOADMMVU_AL(EA, ALIGNMENT, LEN, DST) \
+    do { \
+        size4u_t size2 = (EA) & (ALIGNMENT - 1); \
+        size4u_t size1 = LEN - size2; \
+        mem_load_vector_oddva(env, EA + size1, EA + fVECSIZE(), 1, size2, \
+                              &DST.ub[size1], fUSE_LOOKUP_ADDRESS()); \
+        mem_load_vector_oddva(env, EA, EA, 0, size1, &DST.ub[0], \
+                              fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fLOADMMVU(EA, DST) \
+    do { \
+        if ((EA & (fVECSIZE() - 1)) == 0) { \
+            fLOADMMV_AL(EA, fVECSIZE(), fVECSIZE(), DST); \
+        } else { \
+            fLOADMMVU_AL(EA, fVECSIZE(), fVECSIZE(), DST); \
+        } \
+    } while (0)
+#define fSTOREMMV_AL(EA, ALIGNMENT, LEN, SRC) \
+    do  { \
+        fV_AL_CHECK(EA, ALIGNMENT - 1); \
+        mem_store_vector_oddva(env, EA & ~(ALIGNMENT - 1), EA, slot, LEN, \
+                               &SRC.ub[0], 0, 0, \
+                               fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fSTOREMMV(EA, SRC) fSTOREMMV_AL(EA, fVECSIZE(), fVECSIZE(), SRC)
+#define fSTOREMMVQ_AL(EA, ALIGNMENT, LEN, SRC, MASK) \
+    do { \
+        mmvector_t maskvec; \
+        int i; \
+        for (i = 0; i < fVECSIZE(); i++) { \
+            maskvec.ub[i] = fGETQBIT(MASK, i); \
+        } \
+        mem_store_vector_oddva(env, EA & ~(ALIGNMENT - 1), EA, slot, LEN, \
+                               &SRC.ub[0], &maskvec.ub[0], 0, \
+                               fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fSTOREMMVQ(EA, SRC, MASK) \
+    fSTOREMMVQ_AL(EA, fVECSIZE(), fVECSIZE(), SRC, MASK)
+#define fSTOREMMVNQ_AL(EA, ALIGNMENT, LEN, SRC, MASK) \
+    do { \
+        mmvector_t maskvec; \
+        int i; \
+        for (i = 0; i < fVECSIZE(); i++) { \
+            maskvec.ub[i] = fGETQBIT(MASK, i); \
+        } \
+        fV_AL_CHECK(EA, ALIGNMENT - 1); \
+        mem_store_vector_oddva(env, EA & ~(ALIGNMENT - 1), EA, slot, LEN, \
+                               &SRC.ub[0], &maskvec.ub[0], 1, \
+                               fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fSTOREMMVNQ(EA, SRC, MASK) \
+    fSTOREMMVNQ_AL(EA, fVECSIZE(), fVECSIZE(), SRC, MASK)
+#define fSTOREMMVU_AL(EA, ALIGNMENT, LEN, SRC) \
+    do { \
+        size4u_t size1 = ALIGNMENT - ((EA) & (ALIGNMENT - 1)); \
+        size4u_t size2; \
+        if (size1 > LEN) { \
+            size1 = LEN; \
+        } \
+        size2 = LEN - size1; \
+        mem_store_vector_oddva(env, EA + size1, EA + fVECSIZE(), 1, size2, \
+                               &SRC.ub[size1], 0, 0, \
+                               fUSE_LOOKUP_ADDRESS()); \
+        mem_store_vector_oddva(env, EA, EA, 0, size1, &SRC.ub[0], 0, 0, \
+                               fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fSTOREMMVU(EA, SRC) \
+    do { \
+        if ((EA & (fVECSIZE() - 1)) == 0) { \
+            fSTOREMMV_AL(EA, fVECSIZE(), fVECSIZE(), SRC); \
+        } else { \
+            fSTOREMMVU_AL(EA, fVECSIZE(), fVECSIZE(), SRC); \
+        } \
+    } while (0)
+#define fSTOREMMVQU_AL(EA, ALIGNMENT, LEN, SRC, MASK) \
+    do { \
+        size4u_t size1 = ALIGNMENT - ((EA) & (ALIGNMENT - 1)); \
+        size4u_t size2; \
+        mmvector_t maskvec; \
+        int i; \
+        for (i = 0; i < fVECSIZE(); i++) { \
+            maskvec.ub[i] = fGETQBIT(MASK, i); \
+        } \
+        if (size1 > LEN) { \
+            size1 = LEN; \
+        } \
+        size2 = LEN - size1; \
+        mem_store_vector_oddva(env, EA + size1, EA + fVECSIZE(), 1, size2, \
+                               &SRC.ub[size1], &maskvec.ub[size1], 0, \
+                               fUSE_LOOKUP_ADDRESS()); \
+        mem_store_vector_oddva(env, EA, 0, size1, &SRC.ub[0], &maskvec.ub[0], \
+                               0, fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fSTOREMMVNQU_AL(EA, ALIGNMENT, LEN, SRC, MASK) \
+    do { \
+        size4u_t size1 = ALIGNMENT - ((EA) & (ALIGNMENT - 1)); \
+        size4u_t size2; \
+        mmvector_t maskvec; \
+        int i; \
+        for (i = 0; i < fVECSIZE(); i++) { \
+            maskvec.ub[i] = fGETQBIT(MASK, i); \
+        } \
+        if (size1 > LEN) { \
+            size1 = LEN; \
+        } \
+        size2 = LEN - size1; \
+        mem_store_vector_oddva(env, EA + size1, EA + fVECSIZE(), 1, size2, \
+                               &SRC.ub[size1], &maskvec.ub[size1], 1, \
+                               fUSE_LOOKUP_ADDRESS()); \
+        mem_store_vector_oddva(env, EA, EA, 0, size1, &SRC.ub[0], \
+                               &maskvec.ub[0], 1, \
+                               fUSE_LOOKUP_ADDRESS_BY_REV()); \
+    } while (0)
+#define fVFOREACH(WIDTH, VAR) for (VAR = 0; VAR < fVELEM(WIDTH); VAR++)
+#define fVARRAY_ELEMENT_ACCESS(ARRAY, TYPE, INDEX) \
+    ARRAY.v[(INDEX) / (fVECSIZE() / (sizeof(ARRAY.TYPE[0])))].TYPE[(INDEX) % \
+    (fVECSIZE() / (sizeof(ARRAY.TYPE[0])))]
+/* Grabs the .tmp data, wherever it is, and clears the .tmp status */
+/* Used for vhist */
+static inline mmvector_t mmvec_vtmp_data(void)
+{
+    mmvector_t ret;
+    g_assert_not_reached();
+    return ret;
+}
+#define fTMPVDATA() mmvec_vtmp_data()
+#define fVSATDW(U, V) fVSATW(((((long long)U) << 32) | fZXTN(32, 64, V)))
+#define fVASL_SATHI(U, V) fVSATW(((U) << 1) | ((V) >> 31))
+#define fVUADDSAT(WIDTH, U, V) \
+    fVSATUN(WIDTH, fZXTN(WIDTH, 2 * WIDTH, U) + fZXTN(WIDTH, 2 * WIDTH, V))
+#define fVSADDSAT(WIDTH, U, V) \
+    fVSATN(WIDTH, fSXTN(WIDTH, 2 * WIDTH, U) + fSXTN(WIDTH, 2 * WIDTH, V))
+#define fVUSUBSAT(WIDTH, U, V) \
+    fVSATUN(WIDTH, fZXTN(WIDTH, 2 * WIDTH, U) - fZXTN(WIDTH, 2 * WIDTH, V))
+#define fVSSUBSAT(WIDTH, U, V) \
+    fVSATN(WIDTH, fSXTN(WIDTH, 2 * WIDTH, U) - fSXTN(WIDTH, 2 * WIDTH, V))
+#define fVAVGU(WIDTH, U, V) \
+    ((fZXTN(WIDTH, 2 * WIDTH, U) + fZXTN(WIDTH, 2 * WIDTH, V)) >> 1)
+#define fVAVGURND(WIDTH, U, V) \
+    ((fZXTN(WIDTH, 2 * WIDTH, U) + fZXTN(WIDTH, 2 * WIDTH, V) + 1) >> 1)
+#define fVNAVGU(WIDTH, U, V) \
+    ((fZXTN(WIDTH, 2 * WIDTH, U) - fZXTN(WIDTH, 2 * WIDTH, V)) >> 1)
+#define fVNAVGURNDSAT(WIDTH, U, V) \
+    fVSATUN(WIDTH, ((fZXTN(WIDTH, 2 * WIDTH, U) - \
+                     fZXTN(WIDTH, 2 * WIDTH, V) + 1) >> 1))
+#define fVAVGS(WIDTH, U, V) \
+    ((fSXTN(WIDTH, 2 * WIDTH, U) + fSXTN(WIDTH, 2 * WIDTH, V)) >> 1)
+#define fVAVGSRND(WIDTH, U, V) \
+    ((fSXTN(WIDTH, 2 * WIDTH, U) + fSXTN(WIDTH, 2 * WIDTH, V) + 1) >> 1)
+#define fVNAVGS(WIDTH, U, V) \
+    ((fSXTN(WIDTH, 2 * WIDTH, U) - fSXTN(WIDTH, 2 * WIDTH, V)) >> 1)
+#define fVNAVGSRND(WIDTH, U, V) \
+    ((fSXTN(WIDTH, 2 * WIDTH, U) - fSXTN(WIDTH, 2 * WIDTH, V) + 1) >> 1)
+#define fVNAVGSRNDSAT(WIDTH, U, V) \
+    fVSATN(WIDTH, ((fSXTN(WIDTH, 2 * WIDTH, U) - \
+                    fSXTN(WIDTH, 2 * WIDTH, V) + 1) >> 1))
+#define fVNOROUND(VAL, SHAMT) VAL
+#define fVNOSAT(VAL) VAL
+#define fVROUND(VAL, SHAMT) \
+    ((VAL) + (((SHAMT) > 0) ? (1LL << ((SHAMT) - 1)) : 0))
+#define fCARRY_FROM_ADD32(A, B, C) \
+    (((fZXTN(32, 64, A) + fZXTN(32, 64, B) + C) >> 32) & 1)
+#define fUARCH_NOTE_PUMP_4X()
+#define fUARCH_NOTE_PUMP_2X()
+
 #endif