[llvm-commits] [llvm] r66725 - in /llvm/trunk: lib/Target/X86/X86InstrInfo.td test/CodeGen/X86/tls11.ll test/CodeGen/X86/tls12.ll

[Rafael Espindola]

Author: rafael
Date: Wed Mar 11 17:40:04 2009
New Revision: 66725

URL: http://llvm.org/viewvc/llvm-project?rev=66725&view=rev
Log:
optimize i8 and i16 tls values.


Added:
    llvm/trunk/test/CodeGen/X86/tls11.ll
    llvm/trunk/test/CodeGen/X86/tls12.ll
Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=66725&r1=66724&r2=66725&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Wed Mar 11 17:40:04 2009
@@ -2937,6 +2937,24 @@
                     (load (add X86TLStp, (X86Wrapper tglobaltlsaddr:$src))))]>,
                   SegGS;
 
+let AddedComplexity = 15 in
+def TLS_ext16_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
+                        "movzwl\t%gs:${src:mem}, $dst",
+                        [(set GR32:$dst,
+                          (extloadi32i16
+                            (add X86TLStp,
+                              (X86Wrapper tglobaltlsaddr:$src))))]>,
+                        SegGS;
+
+let AddedComplexity = 15 in
+def TLS_ext8_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
+                        "movzbl\t%gs:${src:mem}, $dst",
+                        [(set GR32:$dst,
+                          (extloadi32i8
+                            (add X86TLStp,
+                              (X86Wrapper tglobaltlsaddr:$src))))]>,
+                        SegGS;
+
 def TLS_tp : I<0x8B, Pseudo, (outs GR32:$dst), (ins),
                "movl\t%gs:0, $dst",
                [(set GR32:$dst, X86TLStp)]>, SegGS;

Added: llvm/trunk/test/CodeGen/X86/tls11.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/tls11.ll?rev=66725&view=auto

==============================================================================
--- llvm/trunk/test/CodeGen/X86/tls11.ll (added)
+++ llvm/trunk/test/CodeGen/X86/tls11.ll Wed Mar 11 17:40:04 2009
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu > %t
+; RUN: grep {movzwl	%gs:i at NTPOFF, %eax} %t
+
+ at i = thread_local global i16 15
+
+define i16 @f() {
+entry:
+	%tmp1 = load i16* @i
+	ret i16 %tmp1
+}

Added: llvm/trunk/test/CodeGen/X86/tls12.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/tls12.ll?rev=66725&view=auto

==============================================================================
--- llvm/trunk/test/CodeGen/X86/tls12.ll (added)
+++ llvm/trunk/test/CodeGen/X86/tls12.ll Wed Mar 11 17:40:04 2009
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu > %t
+; RUN: grep {movzbl	%gs:i at NTPOFF, %eax} %t
+
+ at i = thread_local global i8 15
+
+define i8 @f() {
+entry:
+	%tmp1 = load i8* @i
+	ret i8 %tmp1
+}