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Test case for r167039. Check that tail-call optimization is disabled for

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mips16.

llvm-svn: 167139
This commit is contained in:
Akira Hatanaka 2012-10-31 17:25:23 +00:00
parent 6454200600
commit 6632837f2e
1 changed files with 23 additions and 0 deletions
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23
test/CodeGen/Mips/tailcall.ll
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@ -4,6 +4,8 @@
; RUN: -enable-mips-tail-calls < %s | FileCheck %s -check-prefix=STATIC32
; RUN: llc -march=mips64el -mcpu=mips64r2 -mattr=+n64 -enable-mips-tail-calls \
; RUN: < %s | FileCheck %s -check-prefix=N64
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic \
; RUN: -enable-mips-tail-calls < %s | FileCheck %s -check-prefix=PIC16
@g0 = common global i32 0, align 4
@g1 = common global i32 0, align 4
@ -21,6 +23,7 @@ entry:
; PIC32-NOT: jalr
; STATIC32-NOT: jal
; N64-NOT: jalr
; PIC16: jalrc
%call = tail call i32 @callee1(i32 1, i32 1, i32 1, i32 %a0) nounwind
ret i32 %call
@ -33,6 +36,7 @@ entry:
; PIC32: jalr
; STATIC32: jal
; N64-NOT: jalr
; PIC16: jalrc
%call = tail call i32 @callee2(i32 1, i32 %a0, i32 %a1, i32 %a2, i32 %a3) nounwind
ret i32 %call
@ -45,6 +49,7 @@ entry:
; PIC32: jalr
; STATIC32: jal
; N64-NOT: jalr
; PIC16: jalrc
%call = tail call i32 @callee3(i32 1, i32 1, i32 1, i32 %a0, i32 %a1, i32 %a2, i32 %a3, i32 %a4) nounwind
ret i32 %call
@ -57,6 +62,7 @@ entry:
; PIC32: jalr
; STATIC32: jal
; N64: jalr
; PIC16: jalrc
%call = tail call i32 @callee4(i32 1, i32 %a0, i32 %a1, i32 %a2, i32 %a3, i32 %a4, i32 %a5, i32 %a6, i32 %a7) nounwind
ret i32 %call
@ -75,6 +81,9 @@ entry:
; N64: .ent caller5
; N64-NOT: jalr
; N64: .end caller5
; PIC16: .ent caller5
; PIC16: jalrc
; PIC16: .end caller5
%0 = load i32* @g0, align 4
%1 = load i32* @g1, align 4
@ -123,6 +132,9 @@ entry:
; N64: .ent caller8_1
; N64-NOT: jalr
; N64: .end caller8_1
; PIC16: .ent caller8_1
; PIC16: jalrc
; PIC16: .end caller8_1
%call = tail call i32 (i32, ...)* @callee8(i32 2, i32 1) nounwind
ret i32 %call
@ -151,6 +163,9 @@ entry:
; N64: .ent caller9_1
; N64: jalr
; N64: .end caller9_1
; PIC16: .ent caller9_1
; PIC16: jalrc
; PIC16: .end caller9_1
%call = tail call i32 @callee9(%struct.S* byval @gs1) nounwind
ret i32 %call
@ -166,6 +181,8 @@ entry:
; STATIC32-NOT: jal
; N64: .ent caller10
; N64-NOT: jalr
; PIC16: .ent caller10
; PIC16: jalrc
%call = tail call i32 @callee10(i32 %a8, i32 %a0, i32 %a1, i32 %a2, i32 %a3, i32 %a4, i32 %a5, i32 %a6, i32 %a7) nounwind
ret i32 %call
@ -181,6 +198,8 @@ entry:
; STATIC32: jal
; N64: .ent caller11
; N64: jalr
; PIC16: .ent caller11
; PIC16: jalrc
%call = tail call i32 @callee11(%struct.S* byval @gs1) nounwind
ret i32 %call
@ -198,6 +217,8 @@ entry:
; STATIC32: jal
; N64: .ent caller12
; N64: jalr
; PIC16: .ent caller12
; PIC16: jalrc
%0 = bitcast %struct.S* %a0 to i8*
tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast (%struct.S* @gs1 to i8*), i8* %0, i32 8, i32 4, i1 false)
@ -215,6 +236,8 @@ entry:
; STATIC32-NOT: jal
; N64: .ent caller13
; N64-NOT: jalr
; PIC16: .ent caller13
; PIC16: jalrc
%call = tail call i32 (i32, ...)* @callee13(i32 1, i32 2) nounwind
ret i32 %call