Remove FIXMEs in PPC test cases related to unaligned loads/stores

As pointed out by Bill in response to r177160, these two FIXMEs
can also be removed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177229 91177308-0d34-0410-b5e6-96231b3b80d8

Author: Hal Finkel

test/CodeGen/PowerPC/structsinmem.ll

@@ -1,9 +1,5 @@
 ; RUN: llc -mcpu=pwr7 -O0 -disable-fp-elim -disable-ppc-unaligned < %s | FileCheck %s
 
-; FIXME: The code generation for packed structs is very poor because the
-; PowerPC target wrongly rejects all unaligned loads.  This test case will
-; need to be revised when that is fixed.
-
 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
 target triple = "powerpc64-unknown-linux-gnu"
 

test/CodeGen/PowerPC/structsinregs.ll

@@ -1,9 +1,5 @@
 ; RUN: llc -mcpu=pwr7 -O0 -disable-fp-elim -disable-ppc-unaligned < %s | FileCheck %s
 
-; FIXME: The code generation for packed structs is very poor because the
-; PowerPC target wrongly rejects all unaligned loads.  This test case will
-; need to be revised when that is fixed.
-
 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
 target triple = "powerpc64-unknown-linux-gnu"