@@ -863,3 +863,123 @@
riscv_vector::expand_cond_len_unop (icode, ops);
DONE;
})
+
+;; Combine convert(FP->INT) + vcond_mask
+(define_insn_and_split "*cond_<optab><mode><vconvert>"
+ [(set (match_operand:<VCONVERT> 0 "register_operand")
+ (if_then_else:<VCONVERT>
+ (match_operand:<VM> 1 "register_operand")
+ (any_fix:<VCONVERT>
+ (match_operand:VF 2 "register_operand"))
+ (match_operand:<VCONVERT> 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
+
+;; Combine convert(INT->FP) + vcond_mask
+(define_insn_and_split "*cond_<float_cvt><vconvert><mode>"
+ [(set (match_operand:VF 0 "register_operand")
+ (if_then_else:VF
+ (match_operand:<VM> 1 "register_operand")
+ (any_float:VF
+ (match_operand:<VCONVERT> 2 "register_operand"))
+ (match_operand:VF 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
+
+;; Combine convert(FP->2xINT) + vcond_mask
+(define_insn_and_split "*cond_<optab><vnconvert><mode>"
+ [(set (match_operand:VWCONVERTI 0 "register_operand")
+ (if_then_else:VWCONVERTI
+ (match_operand:<VM> 1 "register_operand")
+ (any_fix:VWCONVERTI
+ (match_operand:<VNCONVERT> 2 "register_operand"))
+ (match_operand:VWCONVERTI 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
+
+;; Combine convert(INT->2xFP) + vcond_mask
+(define_insn_and_split "*cond_<float_cvt><vnconvert><mode>"
+ [(set (match_operand:VF 0 "register_operand")
+ (if_then_else:VF
+ (match_operand:<VM> 1 "register_operand")
+ (any_float:VF
+ (match_operand:<VNCONVERT> 2 "register_operand"))
+ (match_operand:VF 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
+
+;; Combine convert(2xFP->INT) + vcond_mask
+(define_insn_and_split "*cond_<optab><mode><vnconvert>"
+ [(set (match_operand:<VNCONVERT> 0 "register_operand")
+ (if_then_else:<VNCONVERT>
+ (match_operand:<VM> 1 "register_operand")
+ (any_fix:<VNCONVERT>
+ (match_operand:VF 2 "register_operand"))
+ (match_operand:<VNCONVERT> 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
+
+;; Combine convert(2xINT->FP) + vcond_mask
+(define_insn_and_split "*cond_<float_cvt><mode><vnconvert>2"
+ [(set (match_operand:<VNCONVERT> 0 "register_operand")
+ (if_then_else:<VNCONVERT>
+ (match_operand:<VM> 1 "register_operand")
+ (any_float:<VNCONVERT>
+ (match_operand:VWCONVERTI 2 "register_operand"))
+ (match_operand:<VNCONVERT> 3 "register_operand")))]
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
+{
+ insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
+ rtx ops[] = {operands[0], operands[1], operands[2], operands[3],
+ gen_int_mode (GET_MODE_NUNITS (<MODE>mode), Pmode)};
+ riscv_vector::expand_cond_len_unop (icode, ops);
+ DONE;
+})
@@ -803,11 +803,14 @@
;; - vfcvt.rtz.x.f.v
;; -------------------------------------------------------------------------
-(define_expand "<optab><mode><vconvert>2"
+(define_insn_and_split "<optab><mode><vconvert>2"
[(set (match_operand:<VCONVERT> 0 "register_operand")
(any_fix:<VCONVERT>
(match_operand:VF 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP, operands);
@@ -822,11 +825,14 @@
;; - vfcvt.f.x.v
;; -------------------------------------------------------------------------
-(define_expand "<float_cvt><vconvert><mode>2"
+(define_insn_and_split "<float_cvt><vconvert><mode>2"
[(set (match_operand:VF 0 "register_operand")
(any_float:VF
(match_operand:<VCONVERT> 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP_FRM_DYN, operands);
@@ -844,11 +850,14 @@
;; - vfwcvt.rtz.xu.f.v
;; - vfwcvt.rtz.x.f.v
;; -------------------------------------------------------------------------
-(define_expand "<optab><vnconvert><mode>2"
+(define_insn_and_split "<optab><vnconvert><mode>2"
[(set (match_operand:VWCONVERTI 0 "register_operand")
(any_fix:VWCONVERTI
(match_operand:<VNCONVERT> 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP, operands);
@@ -862,11 +871,14 @@
;; - vfwcvt.f.xu.v
;; - vfwcvt.f.x.v
;; -------------------------------------------------------------------------
-(define_expand "<float_cvt><vnconvert><mode>2"
+(define_insn_and_split "<float_cvt><vnconvert><mode>2"
[(set (match_operand:VF 0 "register_operand")
(any_float:VF
(match_operand:<VNCONVERT> 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred_widen (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP, operands);
@@ -880,11 +892,14 @@
;; - vfncvt.rtz.xu.f.v
;; - vfncvt.rtz.x.f.v
;; -------------------------------------------------------------------------
-(define_expand "<optab><mode><vnconvert>2"
+(define_insn_and_split "<optab><mode><vnconvert>2"
[(set (match_operand:<VNCONVERT> 0 "register_operand")
(any_fix:<VNCONVERT>
(match_operand:VF 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP, operands);
@@ -898,11 +913,14 @@
;; - vfncvt.f.xu.w
;; - vfncvt.f.x.w
;; -------------------------------------------------------------------------
-(define_expand "<float_cvt><mode><vnconvert>2"
+(define_insn_and_split "<float_cvt><mode><vnconvert>2"
[(set (match_operand:<VNCONVERT> 0 "register_operand")
(any_float:<VNCONVERT>
(match_operand:VWCONVERTI 1 "register_operand")))]
- "TARGET_VECTOR"
+ "TARGET_VECTOR && can_create_pseudo_p ()"
+ "#"
+ "&& 1"
+ [(const_int 0)]
{
insn_code icode = code_for_pred_narrow (<CODE>, <MODE>mode);
riscv_vector::emit_vlmax_insn (icode, riscv_vector::UNARY_OP_FRM_DYN, operands);
@@ -2968,7 +2968,10 @@ needs_fp_rounding (unsigned icode, machine_mode mode)
&& icode != maybe_code_for_pred (NEG, mode)
&& icode != maybe_code_for_pred (ABS, mode)
/* narrower-FP -> FP */
- && icode != maybe_code_for_pred_extend (mode);
+ && icode != maybe_code_for_pred_extend (mode)
+ /* narrower-INT -> FP */
+ && icode != maybe_code_for_pred_widen (FLOAT, mode)
+ && icode != maybe_code_for_pred_widen (UNSIGNED_FLOAT, mode);
}
/* Subroutine to expand COND_LEN_* patterns. */
new file mode 100644
@@ -0,0 +1,51 @@
+#include <stdint.h>
+
+#define DEF_LOOP(OLD_TYPE, NEW_TYPE) \
+ void __attribute__ ((noipa)) \
+ test_##OLD_TYPE##_2_##NEW_TYPE (NEW_TYPE *__restrict r, \
+ OLD_TYPE *__restrict a, \
+ NEW_TYPE *__restrict b, \
+ OLD_TYPE *__restrict pred, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ r[i] = pred[i] ? (NEW_TYPE) a[i] : b[i]; \
+ } \
+ }
+
+/* FP -> INT */
+#define TEST_ALL_F2X_SAME(T) \
+ T (_Float16, uint16_t) \
+ T (_Float16, int16_t) \
+ T (float, uint32_t) \
+ T (float, int32_t) \
+ T (double, uint64_t) \
+ T (double, int64_t)
+
+/* FP -> wider-INT */
+#define TEST_ALL_F2X_WIDER(T) \
+ T (_Float16, uint32_t) \
+ T (_Float16, int32_t) \
+ T (_Float16, uint64_t) \
+ T (_Float16, int64_t) \
+ T (float, uint64_t) \
+ T (float, int64_t)
+
+/* FP -> narrower-INT */
+#define TEST_ALL_F2X_NARROWER(T) \
+ T (_Float16, uint8_t) \
+ T (_Float16, int8_t) \
+ T (float, uint8_t) \
+ T (float, int8_t) \
+ T (float, uint16_t) \
+ T (float, int16_t) \
+ T (double, uint8_t) \
+ T (double, int8_t) \
+ T (double, uint16_t) \
+ T (double, int16_t) \
+ T (double, uint32_t) \
+ T (double, int32_t)
+
+TEST_ALL_F2X_SAME (DEF_LOOP)
+TEST_ALL_F2X_WIDER (DEF_LOOP)
+TEST_ALL_F2X_NARROWER (DEF_LOOP)
new file mode 100644
@@ -0,0 +1,50 @@
+#include <stdint.h>
+
+#define DEF_LOOP(OLD_TYPE, NEW_TYPE) \
+ void __attribute__ ((noipa)) \
+ test_##OLD_TYPE##_2_##NEW_TYPE (NEW_TYPE *__restrict r, \
+ OLD_TYPE *__restrict a, NEW_TYPE b, \
+ OLD_TYPE *__restrict pred, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ r[i] = pred[i] ? (NEW_TYPE) a[i] : b; \
+ } \
+ }
+
+/* FP -> INT */
+#define TEST_ALL_F2X_SAME(T) \
+ T (_Float16, uint16_t) \
+ T (_Float16, int16_t) \
+ T (float, uint32_t) \
+ T (float, int32_t) \
+ T (double, uint64_t) \
+ T (double, int64_t)
+
+/* FP -> wider-INT */
+#define TEST_ALL_F2X_WIDER(T) \
+ T (_Float16, uint32_t) \
+ T (_Float16, int32_t) \
+ T (_Float16, uint64_t) \
+ T (_Float16, int64_t) \
+ T (float, uint64_t) \
+ T (float, int64_t)
+
+/* FP -> narrower-INT */
+#define TEST_ALL_F2X_NARROWER(T) \
+ T (_Float16, uint8_t) \
+ T (_Float16, int8_t) \
+ T (float, uint8_t) \
+ T (float, int8_t) \
+ T (float, uint16_t) \
+ T (float, int16_t) \
+ T (double, uint8_t) \
+ T (double, int8_t) \
+ T (double, uint16_t) \
+ T (double, int16_t) \
+ T (double, uint32_t) \
+ T (double, int32_t)
+
+TEST_ALL_F2X_SAME (DEF_LOOP)
+TEST_ALL_F2X_WIDER (DEF_LOOP)
+TEST_ALL_F2X_NARROWER (DEF_LOOP)
new file mode 100644
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_float2int-1.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+\n} 2 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+\n} 6 } } */
new file mode 100644
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_float2int-2.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+\n} 2 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+\n} 6 } } */
new file mode 100644
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv64gcv_zvfh -mabi=lp64d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_float2int-1.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+\n} 2 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+\n} 6 } } */
new file mode 100644
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv64gcv_zvfh -mabi=lp64d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_float2int-2.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.xu\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.rtz\.x\.f\.v\tv[0-9]+,v[0-9]+\n} 2 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.xu\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.rtz\.x\.f\.w\tv[0-9]+,v[0-9]+\n} 6 } } */
new file mode 100644
@@ -0,0 +1,32 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable -fno-vect-cost-model" } */
+
+#include "cond_convert_float2int-1.h"
+
+#define N 99
+
+#define TEST_LOOP(OLD_TYPE, NEW_TYPE) \
+ { \
+ NEW_TYPE r[N], b[N]; \
+ OLD_TYPE a[N], pred[N]; \
+ for (int i = 0; i < N; ++i) \
+ { \
+ a[i] = (i & 1 ? i : 3 * i) * (i % 3 == 0 ? 1 : -1); \
+ b[i] = (i % 9) * (i % 7 + 1); \
+ pred[i] = (i % 7 < 4); \
+ asm volatile("" ::: "memory"); \
+ } \
+ test_##OLD_TYPE##_2_##NEW_TYPE (r, a, b, pred, N); \
+ for (int i = 0; i < N; ++i) \
+ if (r[i] != (pred[i] ? (NEW_TYPE) a[i] : b[i])) \
+ __builtin_abort (); \
+ }
+
+int
+main ()
+{
+ TEST_ALL_F2X_SAME (TEST_LOOP)
+ TEST_ALL_F2X_WIDER (TEST_LOOP)
+ TEST_ALL_F2X_NARROWER (TEST_LOOP)
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,31 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable -fno-vect-cost-model" } */
+
+#include "cond_convert_float2int-2.h"
+
+#define N 99
+
+#define TEST_LOOP(OLD_TYPE, NEW_TYPE) \
+ { \
+ NEW_TYPE r[N], b = 192; \
+ OLD_TYPE a[N], pred[N]; \
+ for (int i = 0; i < N; ++i) \
+ { \
+ a[i] = (i & 1 ? i : 3 * i) * (i % 3 == 0 ? 1 : -1); \
+ pred[i] = (i % 7 < 4); \
+ asm volatile("" ::: "memory"); \
+ } \
+ test_##OLD_TYPE##_2_##NEW_TYPE (r, a, b, pred, N); \
+ for (int i = 0; i < N; ++i) \
+ if (r[i] != (pred[i] ? (NEW_TYPE) a[i] : b)) \
+ __builtin_abort (); \
+ }
+
+int
+main ()
+{
+ TEST_ALL_F2X_SAME (TEST_LOOP)
+ TEST_ALL_F2X_WIDER (TEST_LOOP)
+ TEST_ALL_F2X_NARROWER (TEST_LOOP)
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,45 @@
+#include <stdint.h>
+
+#define DEF_LOOP(OLD_TYPE, NEW_TYPE) \
+ void __attribute__ ((noipa)) \
+ test_##OLD_TYPE##_2_##NEW_TYPE (NEW_TYPE *__restrict r, \
+ OLD_TYPE *__restrict a, \
+ NEW_TYPE *__restrict b, \
+ OLD_TYPE *__restrict pred, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ r[i] = pred[i] ? (NEW_TYPE) a[i] : b[i]; \
+ } \
+ }
+
+/* INT -> FP */
+#define TEST_ALL_X2F_SAME(T) \
+ T (uint16_t, _Float16) \
+ T (int16_t, _Float16) \
+ T (uint32_t, float) \
+ T (int32_t, float) \
+ T (uint64_t, double) \
+ T (int64_t, double)
+
+/* INT -> wider-FP */
+#define TEST_ALL_X2F_WIDER(T) \
+ T (uint16_t, float) \
+ T (int16_t, float) \
+ T (uint16_t, double) \
+ T (int16_t, double) \
+ T (uint32_t, double) \
+ T (int32_t, double)
+
+/* INT -> narrower-FP */
+#define TEST_ALL_X2F_NARROWER(T) \
+ T (uint32_t, _Float16) \
+ T (int32_t, _Float16) \
+ T (uint64_t, _Float16) \
+ T (int64_t, _Float16) \
+ T (uint64_t, float) \
+ T (int64_t, float)
+
+TEST_ALL_X2F_SAME (DEF_LOOP)
+TEST_ALL_X2F_WIDER (DEF_LOOP)
+TEST_ALL_X2F_NARROWER (DEF_LOOP)
new file mode 100644
@@ -0,0 +1,44 @@
+#include <stdint.h>
+
+#define DEF_LOOP(OLD_TYPE, NEW_TYPE) \
+ void __attribute__ ((noipa)) \
+ test_##OLD_TYPE##_2_##NEW_TYPE (NEW_TYPE *__restrict r, \
+ OLD_TYPE *__restrict a, NEW_TYPE b, \
+ OLD_TYPE *__restrict pred, int n) \
+ { \
+ for (int i = 0; i < n; ++i) \
+ { \
+ r[i] = pred[i] ? (NEW_TYPE) a[i] : b; \
+ } \
+ }
+
+/* INT -> FP */
+#define TEST_ALL_X2F_SAME(T) \
+ T (uint16_t, _Float16) \
+ T (int16_t, _Float16) \
+ T (uint32_t, float) \
+ T (int32_t, float) \
+ T (uint64_t, double) \
+ T (int64_t, double)
+
+/* INT -> wider-FP */
+#define TEST_ALL_X2F_WIDER(T) \
+ T (uint16_t, float) \
+ T (int16_t, float) \
+ T (uint16_t, double) \
+ T (int16_t, double) \
+ T (uint32_t, double) \
+ T (int32_t, double)
+
+/* INT -> narrower-FP */
+#define TEST_ALL_X2F_NARROWER(T) \
+ T (uint32_t, _Float16) \
+ T (int32_t, _Float16) \
+ T (uint64_t, _Float16) \
+ T (int64_t, _Float16) \
+ T (uint64_t, float) \
+ T (int64_t, float)
+
+TEST_ALL_X2F_SAME (DEF_LOOP)
+TEST_ALL_X2F_WIDER (DEF_LOOP)
+TEST_ALL_X2F_NARROWER (DEF_LOOP)
new file mode 100644
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_int2float-2.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 4 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
new file mode 100644
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv32gcv_zvfh -mabi=ilp32d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_int2float-2.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 4 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
new file mode 100644
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv64gcv_zvfh -mabi=lp64d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_int2float-1.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 4 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
new file mode 100644
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-march=rv64gcv_zvfh -mabi=lp64d --param riscv-autovec-preference=scalable -fno-vect-cost-model -ffast-math" } */
+
+#include "cond_convert_int2float-2.h"
+
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+/* { dg-final { scan-assembler-times {\tvfcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 3 } } */
+
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.xu\.v\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfwcvt\.f\.x\.v\tv[0-9]+,v[0-9]+,v0\.t} 4 } } */
+
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.xu\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
+/* { dg-final { scan-assembler-times {\tvfncvt\.f\.x\.w\tv[0-9]+,v[0-9]+,v0\.t} 2 } } */
new file mode 100644
@@ -0,0 +1,32 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable -fno-vect-cost-model" } */
+
+#include "cond_convert_int2float-1.h"
+
+#define N 99
+
+#define TEST_LOOP(OLD_TYPE, NEW_TYPE) \
+ { \
+ NEW_TYPE r[N], b[N]; \
+ OLD_TYPE a[N], pred[N]; \
+ for (int i = 0; i < N; ++i) \
+ { \
+ a[i] = (i & 1 ? i : 3 * i) * (i % 3 == 0 ? 1 : -1); \
+ b[i] = (i % 9) * (i % 7 + 1); \
+ pred[i] = (i % 7 < 4); \
+ asm volatile("" ::: "memory"); \
+ } \
+ test_##OLD_TYPE##_2_##NEW_TYPE (r, a, b, pred, N); \
+ for (int i = 0; i < N; ++i) \
+ if (r[i] != (pred[i] ? (NEW_TYPE) a[i] : b[i])) \
+ __builtin_abort (); \
+ }
+
+int
+main ()
+{
+ TEST_ALL_X2F_SAME (TEST_LOOP)
+ TEST_ALL_X2F_WIDER (TEST_LOOP)
+ TEST_ALL_X2F_NARROWER (TEST_LOOP)
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,31 @@
+/* { dg-do run { target { riscv_vector } } } */
+/* { dg-additional-options "--param=riscv-autovec-preference=scalable -fno-vect-cost-model" } */
+
+#include "cond_convert_int2float-2.h"
+
+#define N 99
+
+#define TEST_LOOP(OLD_TYPE, NEW_TYPE) \
+ { \
+ NEW_TYPE r[N], b = 192.12; \
+ OLD_TYPE a[N], pred[N]; \
+ for (int i = 0; i < N; ++i) \
+ { \
+ a[i] = (i & 1 ? i : 3 * i) * (i % 3 == 0 ? 1 : -1); \
+ pred[i] = (i % 7 < 4); \
+ asm volatile("" ::: "memory"); \
+ } \
+ test_##OLD_TYPE##_2_##NEW_TYPE (r, a, b, pred, N); \
+ for (int i = 0; i < N; ++i) \
+ if (r[i] != (pred[i] ? (NEW_TYPE) a[i] : b)) \
+ __builtin_abort (); \
+ }
+
+int
+main ()
+{
+ TEST_ALL_X2F_SAME (TEST_LOOP)
+ TEST_ALL_X2F_WIDER (TEST_LOOP)
+ TEST_ALL_X2F_NARROWER (TEST_LOOP)
+ return 0;
+}