[llvm] [clang] Recommit [RISCV] Update the interface of sifive vqmaccqoq (#74284) (PR #75768)

[Craig Topper via cfe-commits]

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@@ -7,10 +7,10 @@
 declare <vscale x 2 x i32> @llvm.riscv.sf.vqmacc.4x8x4.nxv2i32.nxv8i8.nxv8i8(
   <vscale x 2 x i32>,
   <vscale x 8 x i8>,
-  <vscale x 8 x i8>,
+  <vscale x 4 x i8>,
   iXLen, iXLen);
 
-define <vscale x 2 x i32> @intrinsic_vqmacc_4x8x4_tu_i32m1(<vscale x 2 x i32> %0, <vscale x 8 x i8> %1, <vscale x 8 x i8> %2, iXLen %3) nounwind {
+define <vscale x 2 x i32> @intrinsic_vqmacc_4x8x4_tu_i32m1(<vscale x 2 x i32> %0, <vscale x 8 x i8> %1, <vscale x 4 x i8> %2, iXLen %3) nounwind {
 ; CHECK-LABEL: intrinsic_vqmacc_4x8x4_tu_i32m1:
 ; CHECK:       # %bb.0: # %entry
 ; CHECK-NEXT:    vsetvli zero, a0, e8, m1, tu, ma
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topperc wrote:

This should be mf2. since vs2 is `<vscale x 4 x i8>` (LMUL=1/2)

https://github.com/llvm/llvm-project/pull/75768