[opaque pointer type] Add textual IR support for explicit type parameter to load instruction

Essentially the same as the GEP change in r230786.

A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)

import fileinput
import sys
import re

pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")

for line in sys.stdin:
  sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))

Reviewers: rafael, dexonsmith, grosser

Differential Revision: http://reviews.llvm.org/D7649

llvm-svn: 230794
diff --git a/llvm/test/CodeGen/SystemZ/int-cmp-43.ll b/llvm/test/CodeGen/SystemZ/int-cmp-43.ll
index 1a62588..108b041 100644
--- a/llvm/test/CodeGen/SystemZ/int-cmp-43.ll
+++ b/llvm/test/CodeGen/SystemZ/int-cmp-43.ll
@@ -13,7 +13,7 @@
 ; CHECK-NEXT: jl
 ; CHECK: br %r14
 entry:
-  %src2 = load i64 *@g
+  %src2 = load i64 , i64 *@g
   %cond = icmp slt i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb:
@@ -31,7 +31,7 @@
 ; CHECK-NEXT: jl
 ; CHECK: br %r14
 entry:
-  %src2 = load i64 *@g
+  %src2 = load i64 , i64 *@g
   %cond = icmp ult i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb:
@@ -49,7 +49,7 @@
 ; CHECK-NEXT: je
 ; CHECK: br %r14
 entry:
-  %src2 = load i64 *@g
+  %src2 = load i64 , i64 *@g
   %cond = icmp eq i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb:
@@ -67,7 +67,7 @@
 ; CHECK-NEXT: jlh
 ; CHECK: br %r14
 entry:
-  %src2 = load i64 *@g
+  %src2 = load i64 , i64 *@g
   %cond = icmp ne i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb:
@@ -86,7 +86,7 @@
 ; CHECK-NEXT: jl
 ; CHECK: br %r14
 entry:
-  %src2 = load i64 *@h, align 4
+  %src2 = load i64 , i64 *@h, align 4
   %cond = icmp slt i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb:
@@ -104,7 +104,7 @@
 ; CHECK-NEXT: jh {{\.L.*}}
 ; CHECK: br %r14
 entry:
-  %src1 = load i64 *@g
+  %src1 = load i64 , i64 *@g
   %cond = icmp slt i64 %src1, %src2
   br i1 %cond, label %exit, label %mulb
 mulb: