[RISCV] Manually update MIR inputs to reflect #79e82b6

Since we've changed what get's generated, we should update the snapshots
of MIR.  Otherwise, we end up testing configurations which are no longer
possible from codegen.

Author: preames

llvm/test/CodeGen/RISCV/rvv/fixed-vectors-emergency-slot.mir

@@ -15,7 +15,7 @@
   ; CHECK-NEXT:    vsetivli a5, 1, e16, m1, ta, mu
   ; CHECK-NEXT:    sd a1, 0(sp) # 8-byte Folded Spill
   ; CHECK-NEXT:    addi a1, sp, 24
-  ; CHECK-NEXT:    vs1r.v v25, (a1) # Unknown-size Folded Spill
+  ; CHECK-NEXT:    vs1r.v v25, (a1) # vscale x 8-byte Folded Spill
   ; CHECK-NEXT:    ld a1, 0(sp) # 8-byte Folded Reload
   ; CHECK-NEXT:    call fixedlen_vector_spillslot
   ; CHECK-NEXT:    ld ra, 40(sp) # 8-byte Folded Reload
@@ -48,7 +48,7 @@ body:             |
     SD $x10, %stack.0, 0
     SD $x10, %stack.2, 0
     dead renamable $x15 = PseudoVSETIVLI 1, 72, implicit-def $vl, implicit-def $vtype
-    VS1R_V killed renamable $v25, %stack.1 :: (store unknown-size into %stack.1, align 8)
+    VS1R_V killed renamable $v25, %stack.1 :: (store (<vscale x 1 x s64>) into %stack.1, align 8)
     ; This is here just to make all the eligible registers live at this point.
     ; This way when we replace the frame index %stack.1 with its actual address
     ; we have to allocate a virtual register to compute it.

llvm/test/CodeGen/RISCV/rvv/large-rvv-stack-size.mir

@@ -30,7 +30,7 @@
   ; CHECK-NEXT:    sd a0, 8(sp) # 8-byte Folded Spill
   ; CHECK-NEXT:    addi a0, sp, 2047
   ; CHECK-NEXT:    addi a0, a0, 241
-  ; CHECK-NEXT:    vs1r.v v25, (a0) # Unknown-size Folded Spill
+  ; CHECK-NEXT:    vs1r.v v25, (a0) # vscale x 8-byte Folded Spill
   ; CHECK-NEXT:    ld a0, 8(sp) # 8-byte Folded Reload
   ; CHECK-NEXT:    call spillslot
   ; CHECK-NEXT:    addi sp, s0, -2032
@@ -82,7 +82,7 @@ body:             |
   bb.0:
     liveins: $x1, $x5, $x6, $x7, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x28, $x29, $x30, $x31, $v25
 
-    VS1R_V killed renamable $v25, %stack.1 :: (store unknown-size into %stack.1, align 8)
+    VS1R_V killed renamable $v25, %stack.1 :: (store (<vscale x 1 x s64>) into %stack.1, align 8)
     ; This is here just to make all the eligible registers live at this point.
     ; This way when we replace the frame index %stack.1 with its actual address
     ; we have to allocate two virtual registers to compute it.

llvm/test/CodeGen/RISCV/rvv/wrong-stack-slot-rv32.mir

@@ -16,7 +16,7 @@
   ; CHECK-NEXT:    sub sp, sp, a1
   ; CHECK-NEXT:    sw a0, 8(sp) # 4-byte Folded Spill
   ; CHECK-NEXT:    addi a0, sp, 16
-  ; CHECK-NEXT:    vs2r.v v30, (a0) # Unknown-size Folded Spill
+  ; CHECK-NEXT:    vs2r.v v30, (a0) # vscale x 16-byte Folded Spill
   ; CHECK-NEXT:    csrr a0, vlenb
   ; CHECK-NEXT:    slli a0, a0, 1
   ; CHECK-NEXT:    add sp, sp, a0
@@ -41,7 +41,7 @@
   ; CHECK-NEXT:    andi sp, sp, -32
   ; CHECK-NEXT:    sw a0, 32(sp) # 4-byte Folded Spill
   ; CHECK-NEXT:    addi a0, sp, 64
-  ; CHECK-NEXT:    vs2r.v v30, (a0) # Unknown-size Folded Spill
+  ; CHECK-NEXT:    vs2r.v v30, (a0) # vscale x 16-byte Folded Spill
   ; CHECK-NEXT:    addi sp, s0, -80
   ; CHECK-NEXT:    lw ra, 76(sp) # 4-byte Folded Reload
   ; CHECK-NEXT:    lw s0, 72(sp) # 4-byte Folded Reload
@@ -69,7 +69,7 @@ body:             |
 
     $x25 = COPY $x10
     SW renamable $x25, %stack.0, 0 :: (store (s32) into %stack.0)
-    VS2R_V renamable $v30m2, %stack.1 :: (store unknown-size into %stack.1, align 8)
+    VS2R_V renamable $v30m2, %stack.1 :: (store (<vscale x 2 x s64>) into %stack.1, align 8)
     PseudoRET
 
 ...
@@ -88,7 +88,7 @@ body:             |
 
     $x25 = COPY $x10
     SW renamable $x25, %stack.0, 0 :: (store (s32) into %stack.0)
-    VS2R_V renamable $v30m2, %stack.1 :: (store unknown-size into %stack.1, align 8)
+    VS2R_V renamable $v30m2, %stack.1 :: (store (<vscale x 2 x s64>) into %stack.1, align 8)
     PseudoRET
 
 ...

llvm/test/CodeGen/RISCV/rvv/wrong-stack-slot-rv64.mir

@@ -16,7 +16,7 @@
   ; CHECK-NEXT:    sub sp, sp, a1
   ; CHECK-NEXT:    sd a0, 16(sp) # 8-byte Folded Spill
   ; CHECK-NEXT:    addi a0, sp, 32
-  ; CHECK-NEXT:    vs2r.v v30, (a0) # Unknown-size Folded Spill
+  ; CHECK-NEXT:    vs2r.v v30, (a0) # vscale x 16-byte Folded Spill
   ; CHECK-NEXT:    csrr a0, vlenb
   ; CHECK-NEXT:    slli a0, a0, 1
   ; CHECK-NEXT:    add sp, sp, a0
@@ -45,7 +45,7 @@ body:             |
 
     $x25 = COPY $x10
     SD renamable $x25, %stack.0, 0 :: (store (s64) into %stack.0)
-    VS2R_V renamable $v30m2, %stack.1 :: (store unknown-size into %stack.1, align 8)
+    VS2R_V renamable $v30m2, %stack.1 :: (store (<vscale x 2 x s64>) into %stack.1, align 8)
     PseudoRET
 
 ...

llvm/test/CodeGen/RISCV/rvv/zvlsseg-spill.mir

@@ -70,8 +70,8 @@ body: |
     %0:gpr = COPY $x10
     %1:gprnox0 = COPY $x11
     $v0_v1_v2_v3_v4_v5_v6 = PseudoVLSEG7E64_V_M1 undef $v0_v1_v2_v3_v4_v5_v6, %0, %1, 6, 0
-    PseudoVSPILL7_M1 killed renamable $v0_v1_v2_v3_v4_v5_v6, %stack.0 :: (store unknown-size into %stack.0, align 8)
-    renamable $v7_v8_v9_v10_v11_v12_v13 = PseudoVRELOAD7_M1 %stack.0 :: (load unknown-size from %stack.0, align 8)
+    PseudoVSPILL7_M1 killed renamable $v0_v1_v2_v3_v4_v5_v6, %stack.0 :: (store (<vscale x 7 x s64>) into %stack.0, align 8)
+    renamable $v7_v8_v9_v10_v11_v12_v13 = PseudoVRELOAD7_M1 %stack.0 :: (load (<vscale x 7 x s64>) from %stack.0, align 8)
     VS1R_V killed $v8, %0:gpr
     PseudoRET
 ...