-; RUN: llc < %s -march=x86 -asm-verbose=false | FileCheck %s -check-prefix=32
-; RUN: llc < %s -march=x86-64 -asm-verbose=false | FileCheck %s -check-prefix=64
+; RUN: llc < %s -mtriple=i686-linux -mattr=+sse2 -asm-verbose=false | FileCheck %s -check-prefix=32
+; RUN: llc < %s -mtriple=x86_64-linux -mattr=+sse2 -asm-verbose=false | FileCheck %s -check-prefix=64
define void @t1(i32 %x) nounwind ssp {
entry:
define void @t4(void (i32)* nocapture %x) nounwind ssp {
entry:
; 32: t4:
-; 32: call *
+; 32: calll *
; FIXME: gcc can generate a tailcall for this. But it's tricky.
; 64: t4:
entry:
; 32: t5:
; 32-NOT: call
-; 32: jmpl *
+; 32: jmpl *4(%esp)
; 64: t5:
; 64-NOT: call
-; 64: jmpq *
+; 64: jmpq *%rdi
tail call void %x() nounwind
ret void
}
define i32 @t6(i32 %x) nounwind ssp {
entry:
; 32: t6:
-; 32: call {{_?}}t6
+; 32: calll {{_?}}t6
; 32: jmp {{_?}}bar
; 64: t6:
define signext i16 @t8() nounwind ssp {
entry:
; 32: t8:
-; 32: call {{_?}}bar3
+; 32: calll {{_?}}bar3
; 64: t8:
; 64: callq {{_?}}bar3
define signext i16 @t9(i32 (i32)* nocapture %x) nounwind ssp {
entry:
; 32: t9:
-; 32: call *
+; 32: calll *
; 64: t9:
; 64: callq *
define void @t10() nounwind ssp {
entry:
; 32: t10:
-; 32: call
+; 32: calll
; 64: t10:
; 64: callq
; rdar://r7717598
%struct.ns = type { i32, i32 }
-%struct.cp = type { float, float }
+%struct.cp = type { float, float, float, float, float }
define %struct.ns* @t13(%struct.cp* %yy) nounwind ssp {
; 32: t13:
; 32-NOT: jmp
-; 32: call
+; 32: calll
; 32: ret
; 64: t13:
; 64-NOT: jmp
-; 64: call
+; 64: callq
; 64: ret
entry:
%0 = tail call fastcc %struct.ns* @foo7(%struct.cp* byval align 4 %yy, i8 signext 0) nounwind
ret %struct.ns* %0
}
+; rdar://6195379
+; llvm can't do sibcall for this in 32-bit mode (yet).
declare fastcc %struct.ns* @foo7(%struct.cp* byval align 4, i8 signext) nounwind ssp
+
+%struct.__block_descriptor = type { i64, i64 }
+%struct.__block_descriptor_withcopydispose = type { i64, i64, i8*, i8* }
+%struct.__block_literal_1 = type { i8*, i32, i32, i8*, %struct.__block_descriptor* }
+%struct.__block_literal_2 = type { i8*, i32, i32, i8*, %struct.__block_descriptor_withcopydispose*, void ()* }
+
+define void @t14(%struct.__block_literal_2* nocapture %.block_descriptor) nounwind ssp {
+entry:
+; 64: t14:
+; 64: movq 32(%rdi)
+; 64-NOT: movq 16(%rdi)
+; 64: jmpq *16({{%rdi|%rax}})
+ %0 = getelementptr inbounds %struct.__block_literal_2* %.block_descriptor, i64 0, i32 5 ; <void ()**> [#uses=1]
+ %1 = load void ()** %0, align 8 ; <void ()*> [#uses=2]
+ %2 = bitcast void ()* %1 to %struct.__block_literal_1* ; <%struct.__block_literal_1*> [#uses=1]
+ %3 = getelementptr inbounds %struct.__block_literal_1* %2, i64 0, i32 3 ; <i8**> [#uses=1]
+ %4 = load i8** %3, align 8 ; <i8*> [#uses=1]
+ %5 = bitcast i8* %4 to void (i8*)* ; <void (i8*)*> [#uses=1]
+ %6 = bitcast void ()* %1 to i8* ; <i8*> [#uses=1]
+ tail call void %5(i8* %6) nounwind
+ ret void
+}
+
+; rdar://7726868
+%struct.foo = type { [4 x i32] }
+
+define void @t15(%struct.foo* noalias sret %agg.result) nounwind {
+; 32: t15:
+; 32: calll {{_?}}f
+; 32: ret $4
+
+; 64: t15:
+; 64: callq {{_?}}f
+; 64: ret
+ tail call fastcc void @f(%struct.foo* noalias sret %agg.result) nounwind
+ ret void
+}
+
+declare void @f(%struct.foo* noalias sret) nounwind
+
+define void @t16() nounwind ssp {
+entry:
+; 32: t16:
+; 32: calll {{_?}}bar4
+; 32: fstp
+
+; 64: t16:
+; 64: jmp {{_?}}bar4
+ %0 = tail call double @bar4() nounwind
+ ret void
+}
+
+declare double @bar4()
+
+; rdar://6283267
+define void @t17() nounwind ssp {
+entry:
+; 32: t17:
+; 32: jmp {{_?}}bar5
+
+; 64: t17:
+; 64: xorb %al, %al
+; 64: jmp {{_?}}bar5
+ tail call void (...)* @bar5() nounwind
+ ret void
+}
+
+declare void @bar5(...)
+
+; rdar://7774847
+define void @t18() nounwind ssp {
+entry:
+; 32: t18:
+; 32: calll {{_?}}bar6
+; 32: fstp %st(0)
+
+; 64: t18:
+; 64: xorb %al, %al
+; 64: jmp {{_?}}bar6
+ %0 = tail call double (...)* @bar6() nounwind
+ ret void
+}
+
+declare double @bar6(...)
+
+define void @t19() alignstack(32) nounwind {
+entry:
+; CHECK: t19:
+; CHECK: andl $-32
+; CHECK: calll {{_?}}foo
+ tail call void @foo() nounwind
+ ret void
+}
+
+; If caller / callee calling convention mismatch then check if the return
+; values are returned in the same registers.
+; rdar://7874780
+
+define double @t20(double %x) nounwind {
+entry:
+; 32: t20:
+; 32: calll {{_?}}foo20
+; 32: fldl (%esp)
+
+; 64: t20:
+; 64: jmp {{_?}}foo20
+ %0 = tail call fastcc double @foo20(double %x) nounwind
+ ret double %0
+}
+
+declare fastcc double @foo20(double) nounwind