[mips] Remove codegen support from some 16 bit instructions

These instructions conflict with their full length variants
for the purposes of FastISel as they cannot be distingushed
based on the number and type of operands and predicates.

Reviewers: atanasyan

Differential Revision: https://reviews.llvm.org/D41285

llvm-svn: 325341

6 files changed, 266 insertions, 319 deletions

diff --git a/llvm/test/CodeGen/Mips/llvm-ir/and.ll b/llvm/test/CodeGen/Mips/llvm-ir/and.ll
index c3a973f01cc..7cc6fbb2a7a 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/and.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/and.ll
@@ -72,8 +72,7 @@ define signext i1 @and_i1(i1 signext %a, i1 signext %b) {
 ;
 ; MM32R6-LABEL: and_i1:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    and16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    and $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i1 %a, %b
@@ -122,8 +121,7 @@ define signext i8 @and_i8(i8 signext %a, i8 signext %b) {
 ;
 ; MM32R6-LABEL: and_i8:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    and16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    and $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i8 %a, %b
@@ -172,8 +170,7 @@ define signext i16 @and_i16(i16 signext %a, i16 signext %b) {
 ;
 ; MM32R6-LABEL: and_i16:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    and16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    and $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i16 %a, %b
@@ -222,8 +219,7 @@ define signext i32 @and_i32(i32 signext %a, i32 signext %b) {
 ;
 ; MM32R6-LABEL: and_i32:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    and16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    and $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i32 %a, %b
@@ -274,10 +270,8 @@ define signext i64 @and_i64(i64 signext %a, i64 signext %b) {
 ;
 ; MM32R6-LABEL: and_i64:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    and16 $4, $6
-; MM32R6-NEXT:    and16 $5, $7
-; MM32R6-NEXT:    move $2, $4
-; MM32R6-NEXT:    move $3, $5
+; MM32R6-NEXT:    and $2, $4, $6
+; MM32R6-NEXT:    and $3, $5, $7
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i64 %a, %b
@@ -353,14 +347,14 @@ define signext i128 @and_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MM32R6-LABEL: and_i128:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    lw $3, 20($sp)
+; MM32R6-NEXT:    lw $1, 20($sp)
 ; MM32R6-NEXT:    lw $2, 16($sp)
-; MM32R6-NEXT:    and16 $2, $4
-; MM32R6-NEXT:    and16 $3, $5
-; MM32R6-NEXT:    lw $4, 24($sp)
-; MM32R6-NEXT:    and16 $4, $6
-; MM32R6-NEXT:    lw $5, 28($sp)
-; MM32R6-NEXT:    and16 $5, $7
+; MM32R6-NEXT:    and $2, $4, $2
+; MM32R6-NEXT:    and $3, $5, $1
+; MM32R6-NEXT:    lw $1, 24($sp)
+; MM32R6-NEXT:    and $4, $6, $1
+; MM32R6-NEXT:    lw $1, 28($sp)
+; MM32R6-NEXT:    and $5, $7, $1
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = and i128 %a, %b
@@ -1381,8 +1375,8 @@ define signext i16 @and_i16_32768(i16 signext %b) {
 ;
 ; MM32R6-LABEL: and_i16_32768:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    addiu $2, $zero, -32768
-; MM32R6-NEXT:    and16 $2, $4
+; MM32R6-NEXT:    addiu $1, $zero, -32768
+; MM32R6-NEXT:    and $2, $4, $1
 ; MM32R6-NEXT:    jrc $ra
 entry:
 
diff --git a/llvm/test/CodeGen/Mips/llvm-ir/ashr.ll b/llvm/test/CodeGen/Mips/llvm-ir/ashr.ll
index bc3a92550ff..140f545f239 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/ashr.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/ashr.ll
@@ -388,7 +388,7 @@ define signext i64 @ashr_i64(i64 signext %a, i64 signext %b) {
 ; MMR6-NEXT:    not16 $6, $7
 ; MMR6-NEXT:    sll16 $4, $4, 1
 ; MMR6-NEXT:    sllv $4, $4, $6
-; MMR6-NEXT:    or16 $4, $5
+; MMR6-NEXT:    or $4, $4, $5
 ; MMR6-NEXT:    seleqz $4, $4, $3
 ; MMR6-NEXT:    selnez $1, $1, $3
 ; MMR6-NEXT:    or $3, $1, $4
@@ -877,104 +877,89 @@ define signext i128 @ashr_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MMR6-LABEL: ashr_i128:
 ; MMR6:       # %bb.0: # %entry
-; MMR6-NEXT:    addiu $sp, $sp, -40
-; MMR6-NEXT:    .cfi_def_cfa_offset 40
-; MMR6-NEXT:    sw $17, 36($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    sw $16, 32($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    addiu $sp, $sp, -16
+; MMR6-NEXT:    .cfi_def_cfa_offset 16
+; MMR6-NEXT:    sw $17, 12($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    sw $16, 8($sp) # 4-byte Folded Spill
 ; MMR6-NEXT:    .cfi_offset 17, -4
 ; MMR6-NEXT:    .cfi_offset 16, -8
 ; MMR6-NEXT:    move $1, $7
-; MMR6-NEXT:    sw $6, 28($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    move $6, $5
-; MMR6-NEXT:    sw $4, 12($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $3, 68($sp)
+; MMR6-NEXT:    lw $3, 44($sp)
 ; MMR6-NEXT:    li16 $2, 64
 ; MMR6-NEXT:    subu16 $7, $2, $3
 ; MMR6-NEXT:    sllv $8, $5, $7
-; MMR6-NEXT:    andi16 $5, $7, 32
-; MMR6-NEXT:    selnez $9, $8, $5
-; MMR6-NEXT:    sllv $16, $4, $7
+; MMR6-NEXT:    andi16 $2, $7, 32
+; MMR6-NEXT:    selnez $9, $8, $2
+; MMR6-NEXT:    sllv $10, $4, $7
 ; MMR6-NEXT:    not16 $7, $7
-; MMR6-NEXT:    srl16 $17, $6, 1
-; MMR6-NEXT:    sw $6, 20($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    srlv $7, $17, $7
-; MMR6-NEXT:    or16 $7, $16
-; MMR6-NEXT:    seleqz $7, $7, $5
+; MMR6-NEXT:    srl16 $16, $5, 1
+; MMR6-NEXT:    srlv $7, $16, $7
+; MMR6-NEXT:    or $7, $10, $7
+; MMR6-NEXT:    seleqz $7, $7, $2
 ; MMR6-NEXT:    or $7, $9, $7
-; MMR6-NEXT:    srlv $17, $1, $3
-; MMR6-NEXT:    not16 $2, $3
-; MMR6-NEXT:    sw $2, 24($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $4, 28($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sll16 $16, $4, 1
-; MMR6-NEXT:    sllv $16, $16, $2
-; MMR6-NEXT:    or16 $16, $17
+; MMR6-NEXT:    srlv $9, $1, $3
+; MMR6-NEXT:    not16 $16, $3
+; MMR6-NEXT:    sw $16, 4($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    sll16 $17, $6, 1
+; MMR6-NEXT:    sllv $10, $17, $16
+; MMR6-NEXT:    or $9, $10, $9
 ; MMR6-NEXT:    andi16 $17, $3, 32
-; MMR6-NEXT:    seleqz $9, $16, $17
-; MMR6-NEXT:    srlv $10, $4, $3
+; MMR6-NEXT:    seleqz $9, $9, $17
+; MMR6-NEXT:    srlv $10, $6, $3
 ; MMR6-NEXT:    selnez $11, $10, $17
-; MMR6-NEXT:    seleqz $16, $10, $17
-; MMR6-NEXT:    or16 $16, $7
-; MMR6-NEXT:    seleqz $2, $8, $5
-; MMR6-NEXT:    sw $2, 8($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    or $7, $11, $9
+; MMR6-NEXT:    seleqz $10, $10, $17
+; MMR6-NEXT:    or $10, $10, $7
+; MMR6-NEXT:    seleqz $12, $8, $2
+; MMR6-NEXT:    or $8, $11, $9
 ; MMR6-NEXT:    addiu $2, $3, -64
-; MMR6-NEXT:    srlv $4, $6, $2
-; MMR6-NEXT:    sw $4, 4($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $5, 12($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sll16 $4, $5, 1
-; MMR6-NEXT:    sw $4, 16($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    not16 $6, $2
-; MMR6-NEXT:    sllv $6, $4, $6
-; MMR6-NEXT:    sltiu $8, $3, 64
-; MMR6-NEXT:    move $4, $7
-; MMR6-NEXT:    lw $7, 8($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $4, $7
-; MMR6-NEXT:    selnez $9, $16, $8
-; MMR6-NEXT:    lw $7, 4($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $6, $7
-; MMR6-NEXT:    srav $7, $5, $2
+; MMR6-NEXT:    srlv $9, $5, $2
+; MMR6-NEXT:    sll16 $7, $4, 1
+; MMR6-NEXT:    not16 $16, $2
+; MMR6-NEXT:    sllv $11, $7, $16
+; MMR6-NEXT:    sltiu $13, $3, 64
+; MMR6-NEXT:    or $8, $8, $12
+; MMR6-NEXT:    selnez $10, $10, $13
+; MMR6-NEXT:    or $9, $11, $9
+; MMR6-NEXT:    srav $11, $4, $2
 ; MMR6-NEXT:    andi16 $2, $2, 32
-; MMR6-NEXT:    seleqz $10, $7, $2
-; MMR6-NEXT:    sra $11, $5, 31
-; MMR6-NEXT:    selnez $12, $11, $2
-; MMR6-NEXT:    seleqz $6, $6, $2
-; MMR6-NEXT:    or $10, $12, $10
-; MMR6-NEXT:    seleqz $10, $10, $8
-; MMR6-NEXT:    selnez $2, $7, $2
-; MMR6-NEXT:    seleqz $7, $11, $8
-; MMR6-NEXT:    or $9, $9, $10
-; MMR6-NEXT:    selnez $9, $9, $3
-; MMR6-NEXT:    selnez $4, $4, $8
-; MMR6-NEXT:    or $2, $2, $6
-; MMR6-NEXT:    srav $5, $5, $3
-; MMR6-NEXT:    seleqz $6, $5, $17
-; MMR6-NEXT:    selnez $10, $11, $17
-; MMR6-NEXT:    or $6, $10, $6
-; MMR6-NEXT:    selnez $6, $6, $8
-; MMR6-NEXT:    seleqz $2, $2, $8
-; MMR6-NEXT:    lw $16, 28($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    seleqz $10, $16, $3
+; MMR6-NEXT:    seleqz $12, $11, $2
+; MMR6-NEXT:    sra $14, $4, 31
+; MMR6-NEXT:    selnez $15, $14, $2
+; MMR6-NEXT:    seleqz $9, $9, $2
+; MMR6-NEXT:    or $12, $15, $12
+; MMR6-NEXT:    seleqz $12, $12, $13
+; MMR6-NEXT:    selnez $2, $11, $2
+; MMR6-NEXT:    seleqz $11, $14, $13
+; MMR6-NEXT:    or $10, $10, $12
+; MMR6-NEXT:    selnez $10, $10, $3
+; MMR6-NEXT:    selnez $8, $8, $13
+; MMR6-NEXT:    or $2, $2, $9
+; MMR6-NEXT:    srav $9, $4, $3
+; MMR6-NEXT:    seleqz $4, $9, $17
+; MMR6-NEXT:    selnez $12, $14, $17
+; MMR6-NEXT:    or $4, $12, $4
+; MMR6-NEXT:    selnez $12, $4, $13
+; MMR6-NEXT:    seleqz $2, $2, $13
+; MMR6-NEXT:    seleqz $4, $6, $3
 ; MMR6-NEXT:    seleqz $1, $1, $3
-; MMR6-NEXT:    or $2, $4, $2
+; MMR6-NEXT:    or $2, $8, $2
 ; MMR6-NEXT:    selnez $2, $2, $3
 ; MMR6-NEXT:    or $1, $1, $2
-; MMR6-NEXT:    or $4, $10, $9
-; MMR6-NEXT:    or $2, $6, $7
-; MMR6-NEXT:    lw $6, 20($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    srlv $3, $6, $3
-; MMR6-NEXT:    lw $6, 24($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    lw $16, 16($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sllv $6, $16, $6
-; MMR6-NEXT:    or16 $6, $3
-; MMR6-NEXT:    seleqz $3, $6, $17
-; MMR6-NEXT:    selnez $5, $5, $17
+; MMR6-NEXT:    or $4, $4, $10
+; MMR6-NEXT:    or $2, $12, $11
+; MMR6-NEXT:    srlv $3, $5, $3
+; MMR6-NEXT:    lw $5, 4($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    sllv $5, $7, $5
 ; MMR6-NEXT:    or $3, $5, $3
-; MMR6-NEXT:    selnez $3, $3, $8
-; MMR6-NEXT:    or $3, $3, $7
+; MMR6-NEXT:    seleqz $3, $3, $17
+; MMR6-NEXT:    selnez $5, $9, $17
+; MMR6-NEXT:    or $3, $5, $3
+; MMR6-NEXT:    selnez $3, $3, $13
+; MMR6-NEXT:    or $3, $3, $11
 ; MMR6-NEXT:    move $5, $1
-; MMR6-NEXT:    lw $16, 32($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    lw $17, 36($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    addiu $sp, $sp, 40
+; MMR6-NEXT:    lw $16, 8($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    lw $17, 12($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    addiu $sp, $sp, 16
 ; MMR6-NEXT:    jrc $ra
 entry:
 ; o32 shouldn't use TImode helpers.
diff --git a/llvm/test/CodeGen/Mips/llvm-ir/lshr.ll b/llvm/test/CodeGen/Mips/llvm-ir/lshr.ll
index 8a6e6fccb28..79382e0df35 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/lshr.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/lshr.ll
@@ -403,13 +403,13 @@ define signext i64 @lshr_i64(i64 signext %a, i64 signext %b) {
 ;
 ; MMR6-LABEL: lshr_i64:
 ; MMR6:       # %bb.0: # %entry
-; MMR6-NEXT:    srlv $2, $5, $7
-; MMR6-NEXT:    not16 $3, $7
-; MMR6-NEXT:    sll16 $5, $4, 1
-; MMR6-NEXT:    sllv $3, $5, $3
-; MMR6-NEXT:    or16 $3, $2
+; MMR6-NEXT:    srlv $1, $5, $7
+; MMR6-NEXT:    not16 $2, $7
+; MMR6-NEXT:    sll16 $3, $4, 1
+; MMR6-NEXT:    sllv $2, $3, $2
+; MMR6-NEXT:    or $1, $2, $1
 ; MMR6-NEXT:    andi16 $2, $7, 32
-; MMR6-NEXT:    seleqz $1, $3, $2
+; MMR6-NEXT:    seleqz $1, $1, $2
 ; MMR6-NEXT:    srlv $4, $4, $7
 ; MMR6-NEXT:    selnez $3, $4, $2
 ; MMR6-NEXT:    or $3, $3, $1
@@ -906,106 +906,98 @@ define signext i128 @lshr_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MMR6-LABEL: lshr_i128:
 ; MMR6:       # %bb.0: # %entry
-; MMR6-NEXT:    addiu $sp, $sp, -48
-; MMR6-NEXT:    .cfi_def_cfa_offset 48
-; MMR6-NEXT:    sw $17, 44($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    sw $16, 40($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    addiu $sp, $sp, -32
+; MMR6-NEXT:    .cfi_def_cfa_offset 32
+; MMR6-NEXT:    sw $17, 28($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    sw $16, 24($sp) # 4-byte Folded Spill
 ; MMR6-NEXT:    .cfi_offset 17, -4
 ; MMR6-NEXT:    .cfi_offset 16, -8
 ; MMR6-NEXT:    move $1, $7
-; MMR6-NEXT:    sw $5, 8($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    move $16, $4
-; MMR6-NEXT:    sw $4, 32($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $3, 76($sp)
-; MMR6-NEXT:    srlv $2, $7, $3
+; MMR6-NEXT:    move $7, $5
+; MMR6-NEXT:    lw $3, 60($sp)
+; MMR6-NEXT:    srlv $2, $1, $3
 ; MMR6-NEXT:    not16 $5, $3
-; MMR6-NEXT:    sw $5, 24($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    move $4, $6
-; MMR6-NEXT:    sw $6, 28($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    sw $5, 12($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    move $17, $6
+; MMR6-NEXT:    sw $6, 16($sp) # 4-byte Folded Spill
 ; MMR6-NEXT:    sll16 $6, $6, 1
-; MMR6-NEXT:    sllv $17, $6, $5
-; MMR6-NEXT:    or16 $17, $2
-; MMR6-NEXT:    addiu $7, $3, -64
-; MMR6-NEXT:    sw $7, 36($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $5, 8($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    srlv $6, $5, $7
-; MMR6-NEXT:    sll16 $2, $16, 1
-; MMR6-NEXT:    sw $2, 20($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    not16 $16, $7
-; MMR6-NEXT:    sllv $7, $2, $16
+; MMR6-NEXT:    sllv $6, $6, $5
+; MMR6-NEXT:    or $8, $6, $2
+; MMR6-NEXT:    addiu $5, $3, -64
+; MMR6-NEXT:    srlv $9, $7, $5
+; MMR6-NEXT:    move $6, $4
+; MMR6-NEXT:    sll16 $2, $4, 1
+; MMR6-NEXT:    sw $2, 8($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    not16 $16, $5
+; MMR6-NEXT:    sllv $10, $2, $16
 ; MMR6-NEXT:    andi16 $16, $3, 32
-; MMR6-NEXT:    seleqz $8, $17, $16
-; MMR6-NEXT:    or16 $7, $6
-; MMR6-NEXT:    srlv $10, $4, $3
-; MMR6-NEXT:    selnez $9, $10, $16
+; MMR6-NEXT:    seleqz $8, $8, $16
+; MMR6-NEXT:    or $9, $10, $9
+; MMR6-NEXT:    srlv $10, $17, $3
+; MMR6-NEXT:    selnez $11, $10, $16
 ; MMR6-NEXT:    li16 $17, 64
-; MMR6-NEXT:    subu16 $6, $17, $3
-; MMR6-NEXT:    sllv $11, $5, $6
-; MMR6-NEXT:    move $17, $5
-; MMR6-NEXT:    andi16 $4, $6, 32
-; MMR6-NEXT:    lw $2, 36($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    andi16 $2, $2, 32
-; MMR6-NEXT:    sw $2, 16($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    seleqz $12, $7, $2
-; MMR6-NEXT:    seleqz $2, $11, $4
-; MMR6-NEXT:    sw $2, 12($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    or $5, $9, $8
-; MMR6-NEXT:    selnez $8, $11, $4
-; MMR6-NEXT:    lw $2, 32($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sllv $7, $2, $6
-; MMR6-NEXT:    sw $7, 4($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    not16 $6, $6
-; MMR6-NEXT:    move $7, $17
-; MMR6-NEXT:    srl16 $17, $17, 1
-; MMR6-NEXT:    srlv $6, $17, $6
-; MMR6-NEXT:    lw $17, 4($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $6, $17
-; MMR6-NEXT:    seleqz $4, $6, $4
-; MMR6-NEXT:    lw $6, 36($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    srlv $9, $2, $6
-; MMR6-NEXT:    or $4, $8, $4
-; MMR6-NEXT:    lw $2, 12($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $5, $2
-; MMR6-NEXT:    srlv $2, $7, $3
-; MMR6-NEXT:    lw $17, 16($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    selnez $6, $9, $17
+; MMR6-NEXT:    subu16 $2, $17, $3
+; MMR6-NEXT:    sllv $12, $7, $2
+; MMR6-NEXT:    move $17, $7
+; MMR6-NEXT:    andi16 $4, $2, 32
+; MMR6-NEXT:    andi16 $7, $5, 32
+; MMR6-NEXT:    sw $7, 20($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    seleqz $9, $9, $7
+; MMR6-NEXT:    seleqz $13, $12, $4
+; MMR6-NEXT:    or $8, $11, $8
+; MMR6-NEXT:    selnez $11, $12, $4
+; MMR6-NEXT:    sllv $12, $6, $2
+; MMR6-NEXT:    move $7, $6
+; MMR6-NEXT:    sw $6, 4($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    not16 $2, $2
+; MMR6-NEXT:    srl16 $6, $17, 1
+; MMR6-NEXT:    srlv $2, $6, $2
+; MMR6-NEXT:    or $2, $12, $2
+; MMR6-NEXT:    seleqz $2, $2, $4
+; MMR6-NEXT:    srlv $4, $7, $5
+; MMR6-NEXT:    or $11, $11, $2
+; MMR6-NEXT:    or $5, $8, $13
+; MMR6-NEXT:    srlv $6, $17, $3
+; MMR6-NEXT:    lw $2, 20($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    selnez $7, $4, $2
 ; MMR6-NEXT:    sltiu $8, $3, 64
-; MMR6-NEXT:    selnez $13, $5, $8
-; MMR6-NEXT:    or $11, $6, $12
-; MMR6-NEXT:    lw $5, 24($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    lw $6, 20($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sllv $7, $6, $5
-; MMR6-NEXT:    seleqz $6, $10, $16
-; MMR6-NEXT:    li16 $5, 0
-; MMR6-NEXT:    or16 $6, $4
-; MMR6-NEXT:    or16 $7, $2
-; MMR6-NEXT:    seleqz $4, $11, $8
-; MMR6-NEXT:    seleqz $10, $5, $8
-; MMR6-NEXT:    lw $2, 32($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    srlv $11, $2, $3
-; MMR6-NEXT:    seleqz $5, $11, $16
 ; MMR6-NEXT:    selnez $12, $5, $8
+; MMR6-NEXT:    or $7, $7, $9
+; MMR6-NEXT:    lw $5, 12($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    lw $2, 8($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    sllv $9, $2, $5
+; MMR6-NEXT:    seleqz $10, $10, $16
+; MMR6-NEXT:    li16 $5, 0
+; MMR6-NEXT:    or $10, $10, $11
+; MMR6-NEXT:    or $6, $9, $6
+; MMR6-NEXT:    seleqz $2, $7, $8
+; MMR6-NEXT:    seleqz $7, $5, $8
+; MMR6-NEXT:    lw $5, 4($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    srlv $9, $5, $3
+; MMR6-NEXT:    seleqz $11, $9, $16
+; MMR6-NEXT:    selnez $11, $11, $8
 ; MMR6-NEXT:    seleqz $1, $1, $3
-; MMR6-NEXT:    or $2, $13, $4
+; MMR6-NEXT:    or $2, $12, $2
 ; MMR6-NEXT:    selnez $2, $2, $3
 ; MMR6-NEXT:    or $5, $1, $2
-; MMR6-NEXT:    or $2, $10, $12
-; MMR6-NEXT:    seleqz $1, $7, $16
-; MMR6-NEXT:    selnez $7, $11, $16
-; MMR6-NEXT:    lw $4, 28($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    seleqz $4, $4, $3
-; MMR6-NEXT:    selnez $6, $6, $8
-; MMR6-NEXT:    seleqz $9, $9, $17
-; MMR6-NEXT:    seleqz $9, $9, $8
-; MMR6-NEXT:    or $6, $6, $9
-; MMR6-NEXT:    selnez $3, $6, $3
-; MMR6-NEXT:    or $4, $4, $3
-; MMR6-NEXT:    or $1, $7, $1
+; MMR6-NEXT:    or $2, $7, $11
+; MMR6-NEXT:    seleqz $1, $6, $16
+; MMR6-NEXT:    selnez $6, $9, $16
+; MMR6-NEXT:    lw $16, 16($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    seleqz $9, $16, $3
+; MMR6-NEXT:    selnez $10, $10, $8
+; MMR6-NEXT:    lw $16, 20($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    seleqz $4, $4, $16
+; MMR6-NEXT:    seleqz $4, $4, $8
+; MMR6-NEXT:    or $4, $10, $4
+; MMR6-NEXT:    selnez $3, $4, $3
+; MMR6-NEXT:    or $4, $9, $3
+; MMR6-NEXT:    or $1, $6, $1
 ; MMR6-NEXT:    selnez $1, $1, $8
-; MMR6-NEXT:    or $3, $10, $1
-; MMR6-NEXT:    lw $16, 40($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    lw $17, 44($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    addiu $sp, $sp, 48
+; MMR6-NEXT:    or $3, $7, $1
+; MMR6-NEXT:    lw $16, 24($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    lw $17, 28($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    addiu $sp, $sp, 32
 ; MMR6-NEXT:    jrc $ra
 entry:
 
diff --git a/llvm/test/CodeGen/Mips/llvm-ir/or.ll b/llvm/test/CodeGen/Mips/llvm-ir/or.ll
index 4eae6e49f8a..7f9998e449c 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/or.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/or.ll
@@ -37,8 +37,7 @@ define signext i1 @or_i1(i1 signext %a, i1 signext %b) {
 ;
 ; MM32R6-LABEL: or_i1:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    or16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    or $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i1 %a, %b
@@ -65,8 +64,7 @@ define signext i8 @or_i8(i8 signext %a, i8 signext %b) {
 ;
 ; MM32R6-LABEL: or_i8:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    or16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    or $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i8 %a, %b
@@ -93,8 +91,7 @@ define signext i16 @or_i16(i16 signext %a, i16 signext %b) {
 ;
 ; MM32R6-LABEL: or_i16:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    or16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    or $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i16 %a, %b
@@ -121,8 +118,7 @@ define signext i32 @or_i32(i32 signext %a, i32 signext %b) {
 ;
 ; MM32R6-LABEL: or_i32:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    or16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    or $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i32 %a, %b
@@ -151,10 +147,8 @@ define signext i64 @or_i64(i64 signext %a, i64 signext %b) {
 ;
 ; MM32R6-LABEL: or_i64:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    or16 $4, $6
-; MM32R6-NEXT:    or16 $5, $7
-; MM32R6-NEXT:    move $2, $4
-; MM32R6-NEXT:    move $3, $5
+; MM32R6-NEXT:    or $2, $4, $6
+; MM32R6-NEXT:    or $3, $5, $7
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i64 %a, %b
@@ -194,14 +188,14 @@ define signext i128 @or_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MM32R6-LABEL: or_i128:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    lw $3, 20($sp)
+; MM32R6-NEXT:    lw $1, 20($sp)
 ; MM32R6-NEXT:    lw $2, 16($sp)
-; MM32R6-NEXT:    or16 $2, $4
-; MM32R6-NEXT:    or16 $3, $5
-; MM32R6-NEXT:    lw $4, 24($sp)
-; MM32R6-NEXT:    or16 $4, $6
-; MM32R6-NEXT:    lw $5, 28($sp)
-; MM32R6-NEXT:    or16 $5, $7
+; MM32R6-NEXT:    or $2, $4, $2
+; MM32R6-NEXT:    or $3, $5, $1
+; MM32R6-NEXT:    lw $1, 24($sp)
+; MM32R6-NEXT:    or $4, $6, $1
+; MM32R6-NEXT:    lw $1, 28($sp)
+; MM32R6-NEXT:    or $5, $7, $1
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i128 %a, %b
@@ -777,8 +771,8 @@ define signext i16 @or_i16_32768(i16 signext %b) {
 ;
 ; MM32R6-LABEL: or_i16_32768:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    addiu $2, $zero, -32768
-; MM32R6-NEXT:    or16 $2, $4
+; MM32R6-NEXT:    addiu $1, $zero, -32768
+; MM32R6-NEXT:    or $2, $4, $1
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = or i16 32768, %b
diff --git a/llvm/test/CodeGen/Mips/llvm-ir/shl.ll b/llvm/test/CodeGen/Mips/llvm-ir/shl.ll
index 247e2b8943f..8c6138e0eba 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/shl.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/shl.ll
@@ -435,17 +435,17 @@ define signext i64 @shl_i64(i64 signext %a, i64 signext %b) {
 ;
 ; MMR6-LABEL: shl_i64:
 ; MMR6:       # %bb.0: # %entry
-; MMR6-NEXT:    sllv $2, $4, $7
-; MMR6-NEXT:    not16 $3, $7
-; MMR6-NEXT:    srl16 $4, $5, 1
-; MMR6-NEXT:    srlv $3, $4, $3
-; MMR6-NEXT:    or16 $3, $2
-; MMR6-NEXT:    andi16 $4, $7, 32
-; MMR6-NEXT:    seleqz $1, $3, $4
-; MMR6-NEXT:    sllv $3, $5, $7
-; MMR6-NEXT:    selnez $2, $3, $4
+; MMR6-NEXT:    sllv $1, $4, $7
+; MMR6-NEXT:    not16 $2, $7
+; MMR6-NEXT:    srl16 $3, $5, 1
+; MMR6-NEXT:    srlv $2, $3, $2
+; MMR6-NEXT:    or $1, $1, $2
+; MMR6-NEXT:    andi16 $3, $7, 32
+; MMR6-NEXT:    seleqz $1, $1, $3
+; MMR6-NEXT:    sllv $4, $5, $7
+; MMR6-NEXT:    selnez $2, $4, $3
 ; MMR6-NEXT:    or $2, $2, $1
-; MMR6-NEXT:    seleqz $3, $3, $4
+; MMR6-NEXT:    seleqz $3, $4, $3
 ; MMR6-NEXT:    jrc $ra
 entry:
 
@@ -937,97 +937,85 @@ define signext i128 @shl_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MMR6-LABEL: shl_i128:
 ; MMR6:       # %bb.0: # %entry
-; MMR6-NEXT:    addiu $sp, $sp, -32
-; MMR6-NEXT:    .cfi_def_cfa_offset 32
-; MMR6-NEXT:    sw $17, 28($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    sw $16, 24($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    addiu $sp, $sp, -16
+; MMR6-NEXT:    .cfi_def_cfa_offset 16
+; MMR6-NEXT:    sw $17, 12($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    sw $16, 8($sp) # 4-byte Folded Spill
 ; MMR6-NEXT:    .cfi_offset 17, -4
 ; MMR6-NEXT:    .cfi_offset 16, -8
-; MMR6-NEXT:    sw $6, 4($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    move $1, $4
-; MMR6-NEXT:    lw $3, 60($sp)
-; MMR6-NEXT:    sllv $2, $4, $3
-; MMR6-NEXT:    not16 $4, $3
-; MMR6-NEXT:    sw $4, 16($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    sw $5, 20($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    move $11, $4
+; MMR6-NEXT:    lw $3, 44($sp)
+; MMR6-NEXT:    sllv $1, $4, $3
+; MMR6-NEXT:    not16 $2, $3
+; MMR6-NEXT:    sw $2, 4($sp) # 4-byte Folded Spill
 ; MMR6-NEXT:    srl16 $16, $5, 1
-; MMR6-NEXT:    srlv $17, $16, $4
-; MMR6-NEXT:    or16 $17, $2
+; MMR6-NEXT:    srlv $8, $16, $2
+; MMR6-NEXT:    or $1, $1, $8
 ; MMR6-NEXT:    sllv $8, $5, $3
 ; MMR6-NEXT:    andi16 $16, $3, 32
-; MMR6-NEXT:    seleqz $4, $17, $16
+; MMR6-NEXT:    seleqz $1, $1, $16
 ; MMR6-NEXT:    selnez $9, $8, $16
 ; MMR6-NEXT:    li16 $17, 64
 ; MMR6-NEXT:    subu16 $17, $17, $3
 ; MMR6-NEXT:    srlv $10, $6, $17
 ; MMR6-NEXT:    andi16 $2, $17, 32
-; MMR6-NEXT:    seleqz $5, $10, $2
-; MMR6-NEXT:    sw $5, 8($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    or $4, $9, $4
+; MMR6-NEXT:    seleqz $12, $10, $2
+; MMR6-NEXT:    or $1, $9, $1
 ; MMR6-NEXT:    selnez $9, $10, $2
-; MMR6-NEXT:    srlv $5, $7, $17
-; MMR6-NEXT:    sw $5, 12($sp) # 4-byte Folded Spill
+; MMR6-NEXT:    srlv $10, $7, $17
 ; MMR6-NEXT:    not16 $17, $17
-; MMR6-NEXT:    sll16 $5, $6, 1
-; MMR6-NEXT:    sllv $5, $5, $17
-; MMR6-NEXT:    lw $17, 12($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $5, $17
-; MMR6-NEXT:    seleqz $2, $5, $2
-; MMR6-NEXT:    addiu $5, $3, -64
-; MMR6-NEXT:    or $2, $9, $2
-; MMR6-NEXT:    sw $2, 12($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    lw $2, 8($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $4, $2
-; MMR6-NEXT:    sllv $2, $6, $5
-; MMR6-NEXT:    sw $2, 8($sp) # 4-byte Folded Spill
-; MMR6-NEXT:    srl16 $6, $7, 1
-; MMR6-NEXT:    not16 $17, $5
-; MMR6-NEXT:    srlv $2, $6, $17
-; MMR6-NEXT:    lw $17, 8($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $2, $17
-; MMR6-NEXT:    andi16 $17, $5, 32
-; MMR6-NEXT:    seleqz $2, $2, $17
-; MMR6-NEXT:    sllv $12, $7, $5
-; MMR6-NEXT:    selnez $9, $12, $17
-; MMR6-NEXT:    sltiu $10, $3, 64
-; MMR6-NEXT:    selnez $11, $4, $10
-; MMR6-NEXT:    or $9, $9, $2
-; MMR6-NEXT:    lw $2, 4($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    sllv $5, $2, $3
-; MMR6-NEXT:    lw $4, 16($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    srlv $6, $6, $4
-; MMR6-NEXT:    seleqz $4, $8, $16
-; MMR6-NEXT:    lw $2, 12($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    or16 $4, $2
-; MMR6-NEXT:    or16 $6, $5
-; MMR6-NEXT:    seleqz $2, $9, $10
-; MMR6-NEXT:    li16 $5, 0
-; MMR6-NEXT:    seleqz $5, $5, $10
+; MMR6-NEXT:    sll16 $4, $6, 1
+; MMR6-NEXT:    sllv $4, $4, $17
+; MMR6-NEXT:    or $4, $4, $10
+; MMR6-NEXT:    seleqz $2, $4, $2
+; MMR6-NEXT:    addiu $4, $3, -64
+; MMR6-NEXT:    or $10, $9, $2
+; MMR6-NEXT:    or $1, $1, $12
+; MMR6-NEXT:    sllv $9, $6, $4
+; MMR6-NEXT:    srl16 $2, $7, 1
+; MMR6-NEXT:    not16 $17, $4
+; MMR6-NEXT:    srlv $12, $2, $17
+; MMR6-NEXT:    or $9, $9, $12
+; MMR6-NEXT:    andi16 $17, $4, 32
+; MMR6-NEXT:    seleqz $9, $9, $17
+; MMR6-NEXT:    sllv $14, $7, $4
+; MMR6-NEXT:    selnez $12, $14, $17
+; MMR6-NEXT:    sltiu $13, $3, 64
+; MMR6-NEXT:    selnez $1, $1, $13
+; MMR6-NEXT:    or $9, $12, $9
+; MMR6-NEXT:    sllv $6, $6, $3
+; MMR6-NEXT:    lw $4, 4($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    srlv $2, $2, $4
+; MMR6-NEXT:    seleqz $8, $8, $16
+; MMR6-NEXT:    li16 $4, 0
+; MMR6-NEXT:    or $8, $8, $10
+; MMR6-NEXT:    or $6, $6, $2
+; MMR6-NEXT:    seleqz $2, $9, $13
+; MMR6-NEXT:    seleqz $9, $4, $13
 ; MMR6-NEXT:    sllv $7, $7, $3
-; MMR6-NEXT:    seleqz $8, $7, $16
-; MMR6-NEXT:    selnez $8, $8, $10
-; MMR6-NEXT:    seleqz $1, $1, $3
-; MMR6-NEXT:    or $2, $11, $2
-; MMR6-NEXT:    selnez $2, $2, $3
-; MMR6-NEXT:    or $2, $1, $2
-; MMR6-NEXT:    or $1, $5, $8
+; MMR6-NEXT:    seleqz $10, $7, $16
+; MMR6-NEXT:    selnez $10, $10, $13
+; MMR6-NEXT:    seleqz $11, $11, $3
+; MMR6-NEXT:    or $1, $1, $2
+; MMR6-NEXT:    selnez $1, $1, $3
+; MMR6-NEXT:    or $2, $11, $1
+; MMR6-NEXT:    or $1, $9, $10
 ; MMR6-NEXT:    seleqz $6, $6, $16
 ; MMR6-NEXT:    selnez $7, $7, $16
-; MMR6-NEXT:    lw $16, 20($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    seleqz $8, $16, $3
-; MMR6-NEXT:    selnez $4, $4, $10
-; MMR6-NEXT:    seleqz $9, $12, $17
-; MMR6-NEXT:    seleqz $9, $9, $10
-; MMR6-NEXT:    or $4, $4, $9
+; MMR6-NEXT:    seleqz $5, $5, $3
+; MMR6-NEXT:    selnez $8, $8, $13
+; MMR6-NEXT:    seleqz $4, $14, $17
+; MMR6-NEXT:    seleqz $4, $4, $13
+; MMR6-NEXT:    or $4, $8, $4
 ; MMR6-NEXT:    selnez $3, $4, $3
-; MMR6-NEXT:    or $3, $8, $3
+; MMR6-NEXT:    or $3, $5, $3
 ; MMR6-NEXT:    or $4, $7, $6
-; MMR6-NEXT:    selnez $4, $4, $10
-; MMR6-NEXT:    or $4, $5, $4
+; MMR6-NEXT:    selnez $4, $4, $13
+; MMR6-NEXT:    or $4, $9, $4
 ; MMR6-NEXT:    move $5, $1
-; MMR6-NEXT:    lw $16, 24($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    lw $17, 28($sp) # 4-byte Folded Reload
-; MMR6-NEXT:    addiu $sp, $sp, 32
+; MMR6-NEXT:    lw $16, 8($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    lw $17, 12($sp) # 4-byte Folded Reload
+; MMR6-NEXT:    addiu $sp, $sp, 16
 ; MMR6-NEXT:    jrc $ra
 entry:
 
diff --git a/llvm/test/CodeGen/Mips/llvm-ir/xor.ll b/llvm/test/CodeGen/Mips/llvm-ir/xor.ll
index 1fb51876608..48291f868a2 100644
--- a/llvm/test/CodeGen/Mips/llvm-ir/xor.ll
+++ b/llvm/test/CodeGen/Mips/llvm-ir/xor.ll
@@ -70,8 +70,7 @@ define signext i1 @xor_i1(i1 signext %a, i1 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i1:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    xor16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    xor $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i1 %a, %b
@@ -120,8 +119,7 @@ define signext i8 @xor_i8(i8 signext %a, i8 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i8:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    xor16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    xor $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i8 %a, %b
@@ -170,8 +168,7 @@ define signext i16 @xor_i16(i16 signext %a, i16 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i16:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    xor16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    xor $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i16 %a, %b
@@ -220,8 +217,7 @@ define signext i32 @xor_i32(i32 signext %a, i32 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i32:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    xor16 $4, $5
-; MM32R6-NEXT:    move $2, $4
+; MM32R6-NEXT:    xor $2, $4, $5
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i32 %a, %b
@@ -272,10 +268,8 @@ define signext i64 @xor_i64(i64 signext %a, i64 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i64:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    xor16 $4, $6
-; MM32R6-NEXT:    xor16 $5, $7
-; MM32R6-NEXT:    move $2, $4
-; MM32R6-NEXT:    move $3, $5
+; MM32R6-NEXT:    xor $2, $4, $6
+; MM32R6-NEXT:    xor $3, $5, $7
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i64 %a, %b
@@ -351,14 +345,14 @@ define signext i128 @xor_i128(i128 signext %a, i128 signext %b) {
 ;
 ; MM32R6-LABEL: xor_i128:
 ; MM32R6:       # %bb.0: # %entry
-; MM32R6-NEXT:    lw $3, 20($sp)
+; MM32R6-NEXT:    lw $1, 20($sp)
 ; MM32R6-NEXT:    lw $2, 16($sp)
-; MM32R6-NEXT:    xor16 $2, $4
-; MM32R6-NEXT:    xor16 $3, $5
-; MM32R6-NEXT:    lw $4, 24($sp)
-; MM32R6-NEXT:    xor16 $4, $6
-; MM32R6-NEXT:    lw $5, 28($sp)
-; MM32R6-NEXT:    xor16 $5, $7
+; MM32R6-NEXT:    xor $2, $4, $2
+; MM32R6-NEXT:    xor $3, $5, $1
+; MM32R6-NEXT:    lw $1, 24($sp)
+; MM32R6-NEXT:    xor $4, $6, $1
+; MM32R6-NEXT:    lw $1, 28($sp)
+; MM32R6-NEXT:    xor $5, $7, $1
 ; MM32R6-NEXT:    jrc $ra
 entry:
   %r = xor i128 %a, %b