Mostly finish up constant islands port for Mips for load constants.

Still need to finish the branch part. Still lots more review of the code,
clean up and testing. 



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194337 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 344 insertions, 64 deletions

diff --git a/test/CodeGen/Mips/const4.ll b/test/CodeGen/Mips/const4.ll
deleted file mode 100644
index 04da731..0000000
--- a/test/CodeGen/Mips/const4.ll
+++ /dev/null
@@ -1,64 +0,0 @@
-; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static -mips16-constant-islands -mips-constant-islands-small-offset=20  < %s | FileCheck %s -check-prefix=offset20
-
-; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static -mips16-constant-islands -mips-constant-islands-small-offset=40  < %s | FileCheck %s -check-prefix=offset40
-
-
-@i = common global i32 0, align 4
-@b = common global i32 0, align 4
-
-; Function Attrs: nounwind
-define void @t() #0 {
-entry:
-  store i32 -559023410, i32* @i, align 4
-  %0 = load i32* @b, align 4
-  %tobool = icmp ne i32 %0, 0
-  br i1 %tobool, label %if.then, label %if.else
-; offset20: lw	${{[0-9]+}}, $CPI0_1	# 16 bit inst
-; offset20:	b	$BB0_2
-; offset20:	.align	2
-; offset20: $CPI0_0:
-; offset20:	.4byte	3735943886
-; offset20: $BB0_2: 
-
-; offset40:	beqz	${{[0-9]+}}, $BB0_3
-; offset40:	jal	foo
-; offset40:	nop
-; offset40:	b	$BB0_4
-; offset40:	.align	2
-; offset40: $CPI0_0:
-; offset40:	.4byte	3735943886
-; offset40: $BB0_3:
-; offset40:	jal	goo
-
-if.then:                                          ; preds = %entry
-  call void bitcast (void (...)* @foo to void ()*)()
-  br label %if.end
-
-if.else:                                          ; preds = %entry
-  call void bitcast (void (...)* @goo to void ()*)()
-  br label %if.end
-
-if.end:                                           ; preds = %if.else, %if.then
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  call void bitcast (void (...)* @hoo to void ()*)()
-  ret void
-}
-
-declare void @foo(...) #1
-
-declare void @goo(...) #1
-
-declare void @hoo(...) #1
-
-attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
-attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
-
-!llvm.ident = !{!0}
-
-!0 = metadata !{metadata !"clang version 3.4 (gitosis@dmz-portal.mips.com:clang.git 3a50d847e098f36e3bf8bc14eea07a6cc35f7803) (gitosis@dmz-portal.mips.com:llvm.git f52db0b69f0c888bdc98bb2f13aaecc1e83288a9)"}
diff --git a/test/CodeGen/Mips/const4a.ll b/test/CodeGen/Mips/const4a.ll
new file mode 100644
index 0000000..0332327
--- /dev/null
+++ b/test/CodeGen/Mips/const4a.ll
@@ -0,0 +1,180 @@
+; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic -mips16-constant-islands -mips-constant-islands-no-load-relaxation  < %s | FileCheck %s -check-prefix=no-load-relax
+
+; ModuleID = 'const4.c'
+target datalayout = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-n32-S64"
+target triple = "mips--linux-gnu"
+
+@i = common global i32 0, align 4
+@b = common global i32 0, align 4
+@j = common global i32 0, align 4
+@k = common global i32 0, align 4
+@l = common global i32 0, align 4
+
+; Function Attrs: nounwind
+define void @t() #0 {
+entry:
+  store i32 -559023410, i32* @i, align 4
+  %0 = load i32* @b, align 4
+; no-load-relax	lw	${{[0-9]+}}, $CPI0_1	# 16 bit inst
+  %tobool = icmp ne i32 %0, 0
+  br i1 %tobool, label %if.then, label %if.else
+; no-load-relax:	beqz	${{[0-9]+}}, $BB0_3
+; no-load-relax:	lw	${{[0-9]+}}, %call16(foo)(${{[0-9]+}})
+; no-load-relax:	b	$BB0_4
+; no-load-relax:	.align	2
+; no-load-relax: $CPI0_0:
+; no-load-relax:	.4byte	3735943886
+; no-load-relax: $BB0_3:
+; no-load-relax:	lw	${{[0-9]+}}, %call16(goo)(${{[0-9]+}})
+if.then:                                          ; preds = %entry
+  call void bitcast (void (...)* @foo to void ()*)()
+  br label %if.end
+
+if.else:                                          ; preds = %entry
+  call void bitcast (void (...)* @goo to void ()*)()
+  br label %if.end
+
+if.end:                                           ; preds = %if.else, %if.then
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  ret void
+}
+
+declare void @foo(...) #1
+
+declare void @goo(...) #1
+
+declare void @hoo(...) #1
+
+attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
+attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
+
+!llvm.ident = !{!0}
+
+!0 = metadata !{metadata !"clang version 3.4 (gitosis@dmz-portal.mips.com:clang.git b310439121c875937d78cc49cc969bc1197fc025) (gitosis@dmz-portal.mips.com:llvm.git 7fc0ca9656ebec8dad61f72f5a5ddfb232c070fd)"}
diff --git a/test/CodeGen/Mips/const6.ll b/test/CodeGen/Mips/const6.ll
new file mode 100644
index 0000000..20cdc09
--- /dev/null
+++ b/test/CodeGen/Mips/const6.ll
@@ -0,0 +1,164 @@
+; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic -mips16-constant-islands   < %s | FileCheck %s -check-prefix=load-relax
+
+; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=pic -mips16-constant-islands -mips-constant-islands-no-load-relaxation  < %s | FileCheck %s -check-prefix=no-load-relax
+
+; ModuleID = 'const6.c'
+target datalayout = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-n32-S64"
+target triple = "mips--linux-gnu"
+
+@i = common global i32 0, align 4
+@j = common global i32 0, align 4
+@k = common global i32 0, align 4
+@l = common global i32 0, align 4
+@b = common global i32 0, align 4
+
+; Function Attrs: nounwind
+define void @t() #0 {
+entry:
+  store i32 -559023410, i32* @i, align 4
+; load-relax: 	lw	${{[0-9]+}}, $CPI0_0
+; load-relax:	jrc	 $ra
+; load-relax:	.align	2
+; load-relax: $CPI0_0:
+; load-relax:	.4byte	3735943886
+; load-relax:	.end	t
+
+; no-load-relax: lw	${{[0-9]+}}, $CPI0_1	# 16 bit inst
+; no-load-relax:	jalrc 	${{[0-9]+}}
+; no-load-relax:	b	$BB0_2
+; no-load-relax:	.align	2
+; no-load-relax: $CPI0_0:
+; no-load-relax:	.4byte	3735943886
+; no-load-relax: $BB0_2:
+
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  call void bitcast (void (...)* @hoo to void ()*)()
+  ret void
+}
+
+declare void @hoo(...) #1
+
+attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
+attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
+
+!llvm.ident = !{!0}
+
+!0 = metadata !{metadata !"clang version 3.4 (gitosis@dmz-portal.mips.com:clang.git b310439121c875937d78cc49cc969bc1197fc025) (gitosis@dmz-portal.mips.com:llvm.git 7fc0ca9656ebec8dad61f72f5a5ddfb232c070fd)"}
+
+