clang/test/CodeGen/RISCV/attr-rvv-vector-bits-bitcast-less-8.c

   1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
   2 // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -mvscale-min=2 -mvscale-max=2 -O1 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-128
   3
   4 // REQUIRES: riscv-registered-target
   5
   6 #include <stdint.h>
   7
   8 typedef __rvv_int8m1_t vint8m1_t;
   9 typedef __rvv_uint8m1_t vuint8m1_t;
  10 typedef __rvv_int16m1_t vint16m1_t;
  11 typedef __rvv_uint16m1_t vuint16m1_t;
  12 typedef __rvv_int32m1_t vint32m1_t;
  13 typedef __rvv_uint32m1_t vuint32m1_t;
  14 typedef __rvv_int64m1_t vint64m1_t;
  15 typedef __rvv_uint64m1_t vuint64m1_t;
  16 typedef __rvv_float32m1_t vfloat32m1_t;
  17 typedef __rvv_float64m1_t vfloat64m1_t;
  18
  19 typedef __rvv_bool1_t vbool1_t;
  20 typedef __rvv_bool2_t vbool2_t;
  21 typedef __rvv_bool4_t vbool4_t;
  22 typedef __rvv_bool8_t vbool8_t;
  23 typedef __rvv_bool16_t vbool16_t;
  24 typedef __rvv_bool32_t vbool32_t;
  25 typedef __rvv_bool64_t vbool64_t;
  26
  27 typedef vint64m1_t fixed_int64m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen)));
  28 typedef vfloat64m1_t fixed_float64m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen)));
  29 typedef vbool1_t fixed_bool1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen)));
  30 typedef vbool2_t fixed_bool2_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 2)));
  31 typedef vbool4_t fixed_bool4_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 4)));
  32 typedef vbool8_t fixed_bool8_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 8)));
  33 typedef vbool16_t fixed_bool16_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 16)));
  34 typedef vbool32_t fixed_bool32_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 32)));
  35 typedef vbool64_t fixed_bool64_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen / 64)));
  36
  37 #define DEFINE_STRUCT(ty)   \
  38   struct struct_##ty {      \
  39     fixed_##ty##_t x, y[3]; \
  40   } struct_##ty;
  41
  42 DEFINE_STRUCT(int64m1)
  43 DEFINE_STRUCT(float64m1)
  44 DEFINE_STRUCT(bool1)
  45 DEFINE_STRUCT(bool2)
  46 DEFINE_STRUCT(bool4)
  47 DEFINE_STRUCT(bool8)
  48 DEFINE_STRUCT(bool16)
  49 DEFINE_STRUCT(bool32)
  50 DEFINE_STRUCT(bool64)
  51
  52 //===----------------------------------------------------------------------===//
  53 // bool
  54 //===----------------------------------------------------------------------===//
  55
  56 // CHECK-128-LABEL: @read_bool32(
  57 // CHECK-128-NEXT:  entry:
  58 // CHECK-128-NEXT:    [[SAVED_VALUE:%.*]] = alloca <1 x i8>, align 1
  59 // CHECK-128-NEXT:    [[Y:%.*]] = getelementptr inbounds nuw i8, ptr [[S:%.*]], i64 1
  60 // CHECK-128-NEXT:    [[TMP0:%.*]] = load <1 x i8>, ptr [[Y]], align 1, !tbaa [[TBAA6:![0-9]+]]
  61 // CHECK-128-NEXT:    store <1 x i8> [[TMP0]], ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
  62 // CHECK-128-NEXT:    [[TMP1:%.*]] = load <vscale x 2 x i1>, ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
  63 // CHECK-128-NEXT:    ret <vscale x 2 x i1> [[TMP1]]
  64 //
  65 vbool32_t read_bool32(struct struct_bool32 *s) {
  66   return s->y[0];
  67 }
  68
  69 // CHECK-128-LABEL: @write_bool32(
  70 // CHECK-128-NEXT:  entry:
  71 // CHECK-128-NEXT:    [[SAVED_VALUE:%.*]] = alloca <vscale x 2 x i1>, align 1
  72 // CHECK-128-NEXT:    store <vscale x 2 x i1> [[X:%.*]], ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA9:![0-9]+]]
  73 // CHECK-128-NEXT:    [[TMP0:%.*]] = load <1 x i8>, ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
  74 // CHECK-128-NEXT:    [[Y:%.*]] = getelementptr inbounds nuw i8, ptr [[S:%.*]], i64 1
  75 // CHECK-128-NEXT:    store <1 x i8> [[TMP0]], ptr [[Y]], align 1, !tbaa [[TBAA6]]
  76 // CHECK-128-NEXT:    ret void
  77 //
  78 void write_bool32(struct struct_bool32 *s, vbool32_t x) {
  79   s->y[0] = x;
  80 }
  81
  82 // CHECK-128-LABEL: @read_bool64(
  83 // CHECK-128-NEXT:  entry:
  84 // CHECK-128-NEXT:    [[SAVED_VALUE:%.*]] = alloca <1 x i8>, align 1
  85 // CHECK-128-NEXT:    [[Y:%.*]] = getelementptr inbounds nuw i8, ptr [[S:%.*]], i64 1
  86 // CHECK-128-NEXT:    [[TMP0:%.*]] = load <1 x i8>, ptr [[Y]], align 1, !tbaa [[TBAA6]]
  87 // CHECK-128-NEXT:    store <1 x i8> [[TMP0]], ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
  88 // CHECK-128-NEXT:    [[TMP1:%.*]] = load <vscale x 1 x i1>, ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
  89 // CHECK-128-NEXT:    ret <vscale x 1 x i1> [[TMP1]]
  90 //
  91 vbool64_t read_bool64(struct struct_bool64 *s) {
  92   return s->y[0];
  93 }
  94
  95 // CHECK-128-LABEL: @write_bool64(
  96 // CHECK-128-NEXT:  entry:
  97 // CHECK-128-NEXT:    [[SAVED_VALUE:%.*]] = alloca <vscale x 1 x i1>, align 1
  98 // CHECK-128-NEXT:    store <vscale x 1 x i1> [[X:%.*]], ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA11:![0-9]+]]
  99 // CHECK-128-NEXT:    [[TMP0:%.*]] = load <1 x i8>, ptr [[SAVED_VALUE]], align 1, !tbaa [[TBAA6]]
 100 // CHECK-128-NEXT:    [[Y:%.*]] = getelementptr inbounds nuw i8, ptr [[S:%.*]], i64 1
 101 // CHECK-128-NEXT:    store <1 x i8> [[TMP0]], ptr [[Y]], align 1, !tbaa [[TBAA6]]
 102 // CHECK-128-NEXT:    ret void
 103 //
 104 void write_bool64(struct struct_bool64 *s, vbool64_t x) {
 105   s->y[0] = x;
 106 }