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; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s | FileCheck %s --check-prefix=CHECK
; RUN: llc --fast-isel -mtriple=x86_64-pc-windows-msvc < %s | FileCheck %s --check-prefix=CHECK
; RUN: llc --global-isel --global-isel-abort=2 -mtriple=x86_64-pc-windows-msvc < %s | FileCheck %s --check-prefix=CHECK
define dso_local void @normal_call(ptr noundef readonly %func_ptr) local_unnamed_addr section "nc_sect" {
entry:
call void @a()
call void @a()
call void %func_ptr()
ret void
}
; CHECK-LABEL: normal_call:
; CHECK: .Limpcall0:
; CHECK-NEXT: rex64
; CHECK-NEXT: callq __imp_a
; CHECK-NEXT: nopl 8(%rax,%rax)
; CHECK-NEXT: .Limpcall1:
; CHECK-NEXT: rex64
; CHECK-NEXT: callq __imp_a
; CHECK-NEXT: nopl 8(%rax,%rax)
; CHECK-NEXT: movq %rsi, %rax
; CHECK-NEXT: .Limpcall2:
; CHECK-NEXT: callq *%rax
; CHECK-NEXT: nopl (%rax)
; CHECK-NEXT: nop
define dso_local void @tail_call() local_unnamed_addr section "tc_sect" {
entry:
tail call void @b()
ret void
}
; CHECK-LABEL: tail_call:
; CHECK: .Limpcall3:
; CHECK-NEXT: jmp __imp_b
define dso_local void @tail_call_fp(ptr noundef readonly %func_ptr) local_unnamed_addr section "tc_sect" {
entry:
tail call void %func_ptr()
ret void
}
; CHECK-LABEL: tail_call_fp:
; CHECK: movq %rcx, %rax
; CHECK-NEXT: .Limpcall4:
; CHECK-NEXT: rex64 jmpq *%rax
declare dllimport void @a() local_unnamed_addr
declare dllimport void @b() local_unnamed_addr
; CHECK-LABEL .section .retplne,"yi"
; CHECK-NEXT .asciz "RetpolineV1"
; CHECK-NEXT .long 24
; CHECK-NEXT .secnum tc_sect
; CHECK-NEXT .long 3
; CHECK-NEXT .secoffset .Limpcall3
; CHECK-NEXT .long 5
; CHECK-NEXT .secoffset .Limpcall4
; CHECK-NEXT .long 32
; CHECK-NEXT .secnum nc_sect
; CHECK-NEXT .long 3
; CHECK-NEXT .secoffset .Limpcall0
; CHECK-NEXT .long 3
; CHECK-NEXT .secoffset .Limpcall1
; CHECK-NEXT .long 5
; CHECK-NEXT .secoffset .Limpcall2
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"import-call-optimization", i32 1}
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