[PATCH] D135519: [RISCV] Remove some vsetvli intrinsics under Zve32*.

[Craig Topper via Phabricator via llvm-commits]

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Zve32* does not support SEW=64. Or any LMUL smaller than 32/SEW.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D135519

Files:
  clang/include/clang/Basic/riscv_vector.td


Index: clang/include/clang/Basic/riscv_vector.td
===================================================================
--- clang/include/clang/Basic/riscv_vector.td
+++ clang/include/clang/Basic/riscv_vector.td
@@ -1620,7 +1620,6 @@
 // and LMUL.
 let HeaderCode =
 [{
-#define vsetvl_e8mf8(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 5)
 #define vsetvl_e8mf4(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 6)
 #define vsetvl_e8mf2(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 7)
 #define vsetvl_e8m1(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 0)
@@ -1628,25 +1627,28 @@
 #define vsetvl_e8m4(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 2)
 #define vsetvl_e8m8(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 3)
 
-#define vsetvl_e16mf4(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 6)
 #define vsetvl_e16mf2(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 7)
 #define vsetvl_e16m1(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 0)
 #define vsetvl_e16m2(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 1)
 #define vsetvl_e16m4(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 2)
 #define vsetvl_e16m8(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 3)
 
-#define vsetvl_e32mf2(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 7)
 #define vsetvl_e32m1(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 0)
 #define vsetvl_e32m2(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 1)
 #define vsetvl_e32m4(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 2)
 #define vsetvl_e32m8(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 3)
 
+#if __riscv_v_elen >= 64
+#define vsetvl_e8mf8(avl) __builtin_rvv_vsetvli((size_t)(avl), 0, 5)
+#define vsetvl_e16mf4(avl) __builtin_rvv_vsetvli((size_t)(avl), 1, 6)
+#define vsetvl_e32mf2(avl) __builtin_rvv_vsetvli((size_t)(avl), 2, 7)
+
 #define vsetvl_e64m1(avl) __builtin_rvv_vsetvli((size_t)(avl), 3, 0)
 #define vsetvl_e64m2(avl) __builtin_rvv_vsetvli((size_t)(avl), 3, 1)
 #define vsetvl_e64m4(avl) __builtin_rvv_vsetvli((size_t)(avl), 3, 2)
 #define vsetvl_e64m8(avl) __builtin_rvv_vsetvli((size_t)(avl), 3, 3)
+#endif
 
-#define vsetvlmax_e8mf8() __builtin_rvv_vsetvlimax(0, 5)
 #define vsetvlmax_e8mf4() __builtin_rvv_vsetvlimax(0, 6)
 #define vsetvlmax_e8mf2() __builtin_rvv_vsetvlimax(0, 7)
 #define vsetvlmax_e8m1() __builtin_rvv_vsetvlimax(0, 0)
@@ -1654,23 +1656,28 @@
 #define vsetvlmax_e8m4() __builtin_rvv_vsetvlimax(0, 2)
 #define vsetvlmax_e8m8() __builtin_rvv_vsetvlimax(0, 3)
 
-#define vsetvlmax_e16mf4() __builtin_rvv_vsetvlimax(1, 6)
 #define vsetvlmax_e16mf2() __builtin_rvv_vsetvlimax(1, 7)
 #define vsetvlmax_e16m1() __builtin_rvv_vsetvlimax(1, 0)
 #define vsetvlmax_e16m2() __builtin_rvv_vsetvlimax(1, 1)
 #define vsetvlmax_e16m4() __builtin_rvv_vsetvlimax(1, 2)
 #define vsetvlmax_e16m8() __builtin_rvv_vsetvlimax(1, 3)
 
-#define vsetvlmax_e32mf2() __builtin_rvv_vsetvlimax(2, 7)
 #define vsetvlmax_e32m1() __builtin_rvv_vsetvlimax(2, 0)
 #define vsetvlmax_e32m2() __builtin_rvv_vsetvlimax(2, 1)
 #define vsetvlmax_e32m4() __builtin_rvv_vsetvlimax(2, 2)
 #define vsetvlmax_e32m8() __builtin_rvv_vsetvlimax(2, 3)
 
+#if __riscv_v_elen >= 64
+#define vsetvlmax_e8mf8() __builtin_rvv_vsetvlimax(0, 5)
+#define vsetvlmax_e16mf4() __builtin_rvv_vsetvlimax(1, 6)
+#define vsetvlmax_e32mf2() __builtin_rvv_vsetvlimax(2, 7)
+
 #define vsetvlmax_e64m1() __builtin_rvv_vsetvlimax(3, 0)
 #define vsetvlmax_e64m2() __builtin_rvv_vsetvlimax(3, 1)
 #define vsetvlmax_e64m4() __builtin_rvv_vsetvlimax(3, 2)
 #define vsetvlmax_e64m8() __builtin_rvv_vsetvlimax(3, 3)
+#endif
+
 }] in
 def vsetvl_macro: RVVHeader;
 


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