Followup on Proposal to move MIR physical register namespace to '$' sigil.

Discussed here:

http://lists.llvm.org/pipermail/llvm-dev/2018-January/120320.html

In preparation for adding support for named vregs we are changing the sigil for
physical registers in MIR to '$' from '%'. This will prevent name clashes of
named physical register with named vregs.

llvm-svn: 323922
diff --git a/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool.ll b/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool.ll
index 8af95df..c1b1140 100644
--- a/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool.ll
+++ b/llvm/test/CodeGen/X86/bitcast-int-to-vector-bool.ll
@@ -8,7 +8,7 @@
 define <2 x i1> @bitcast_i2_2i1(i2 zeroext %a0) {
 ; SSE2-SSSE3-LABEL: bitcast_i2_2i1:
 ; SSE2-SSSE3:       # %bb.0:
-; SSE2-SSSE3-NEXT:    # kill: def %edi killed %edi def %rdi
+; SSE2-SSSE3-NEXT:    # kill: def $edi killed $edi def $rdi
 ; SSE2-SSSE3-NEXT:    movq %rdi, %xmm0
 ; SSE2-SSSE3-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
 ; SSE2-SSSE3-NEXT:    movdqa {{.*#+}} xmm0 = [1,2]
@@ -21,7 +21,7 @@
 ;
 ; AVX1-LABEL: bitcast_i2_2i1:
 ; AVX1:       # %bb.0:
-; AVX1-NEXT:    # kill: def %edi killed %edi def %rdi
+; AVX1-NEXT:    # kill: def $edi killed $edi def $rdi
 ; AVX1-NEXT:    vmovq %rdi, %xmm0
 ; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,1,0,1]
 ; AVX1-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2]
@@ -32,7 +32,7 @@
 ;
 ; AVX2-LABEL: bitcast_i2_2i1:
 ; AVX2:       # %bb.0:
-; AVX2-NEXT:    # kill: def %edi killed %edi def %rdi
+; AVX2-NEXT:    # kill: def $edi killed $edi def $rdi
 ; AVX2-NEXT:    vmovq %rdi, %xmm0
 ; AVX2-NEXT:    vpbroadcastq %xmm0, %xmm0
 ; AVX2-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2]