[clang] [llvm] [LLVM][SROA] Teach SROA how to "bitcast" between fixed and scalable vectors. (PR #130973)

[Craig Topper via llvm-commits]

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@@ -26,11 +26,15 @@ typedef vbool64_t fixed_bool64_t __attribute__((riscv_rvv_vector_bits(__riscv_v_
 //
 // CHECK-128-LABEL: @call_bool32_ff(
 // CHECK-128-NEXT:  entry:
+// CHECK-128-NEXT:    [[SAVED_VALUE:%.*]] = alloca <1 x i8>, align 1
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topperc wrote:

Err nevermind. The fixed vector used i8 elements and the scalable vector uses i1. So <1 x i8> is correct. The 4 elements fit in a single byte.

https://github.com/llvm/llvm-project/pull/130973