[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-44.ll b/llvm/test/CodeGen/SystemZ/int-cmp-44.ll
index 30c1c4f..97d4852 100644
--- a/llvm/test/CodeGen/SystemZ/int-cmp-44.ll
+++ b/llvm/test/CodeGen/SystemZ/int-cmp-44.ll
@@ -127,7 +127,7 @@
 ; CHECK-NEXT: jne .L{{.*}}
 ; CHECK: br %r14
 entry:
-  %cur = load i32 *%dest
+  %cur = load i32 , i32 *%dest
   %res = sub i32 %a, %cur
   %cmp = icmp ne i32 %res, 0
   br i1 %cmp, label %exit, label %store
@@ -147,7 +147,7 @@
 ; CHECK-NEXT: cijl %r2, 0, .L{{.*}}
 ; CHECK: br %r14
 entry:
-  %cur = load i32 *%dest
+  %cur = load i32 , i32 *%dest
   %res = sub i32 %a, %cur
   %cmp = icmp slt i32 %res, 0
   br i1 %cmp, label %exit, label %store
@@ -468,7 +468,7 @@
 ; CHECK-NEXT: cijlh [[REG]], 0, .L{{.*}}
 ; CHECK: br %r14
 entry:
-  %val = load i32 *%ptr
+  %val = load i32 , i32 *%ptr
   %xor = xor i32 %val, 1
   %add = add i32 %xor, 1000000
   call void @foo()
@@ -561,7 +561,7 @@
 ; CHECK: br %r14
 entry:
   %ptr = inttoptr i64 %a to i8 *
-  %val = load i8 *%ptr
+  %val = load i8 , i8 *%ptr
   %xor = xor i8 %val, 15
   store i8 %xor, i8 *%ptr
   %cmp = icmp eq i64 %a, 0
@@ -584,7 +584,7 @@
 entry:
   %add = add i64 %base, %index
   %ptr = inttoptr i64 %add to i32 *
-  %res = load i32 *%ptr
+  %res = load i32 , i32 *%ptr
   %cmp = icmp sle i32 %res, 0
   br i1 %cmp, label %exit, label %store
 
@@ -606,7 +606,7 @@
   %add1 = add i64 %base, %index
   %add2 = add i64 %add1, 100000
   %ptr = inttoptr i64 %add2 to i32 *
-  %res = load i32 *%ptr
+  %res = load i32 , i32 *%ptr
   %cmp = icmp sle i32 %res, 0
   br i1 %cmp, label %exit, label %store
 
@@ -627,7 +627,7 @@
 entry:
   %add = add i64 %base, %index
   %ptr = inttoptr i64 %add to i64 *
-  %res = load i64 *%ptr
+  %res = load i64 , i64 *%ptr
   %cmp = icmp sge i64 %res, 0
   br i1 %cmp, label %exit, label %store
 
@@ -648,7 +648,7 @@
 entry:
   %add = add i64 %base, %index
   %ptr = inttoptr i64 %add to i32 *
-  %val = load i32 *%ptr
+  %val = load i32 , i32 *%ptr
   %res = sext i32 %val to i64
   %cmp = icmp sgt i64 %res, 0
   br i1 %cmp, label %exit, label %store
@@ -853,7 +853,7 @@
 ; CHECK-NEXT: jne .L{{.*}}
 ; CHECK: br %r14
 entry:
-  %cur = load i32 *%dest
+  %cur = load i32 , i32 *%dest
   %res = sub i32 %a, %cur
   %cmp = icmp ne i32 %a, %cur
   br i1 %cmp, label %exit, label %store
@@ -875,7 +875,7 @@
 entry:
   %add = add i64 %base, %index
   %ptr = inttoptr i64 %add to i32 *
-  %val = load i32 *%ptr
+  %val = load i32 , i32 *%ptr
   %res = sext i32 %val to i64
   %cmp = icmp sgt i32 %val, 0
   br i1 %cmp, label %exit, label %store