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; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | FileCheck %s
define void @func_02(i32 %rm) {
call void @llvm.set.rounding(i32 %rm)
ret void
}
; CHECK-LABEL: func_02:
; CHECK: sub w9, w0, #1
; CHECK: mrs x8, FPCR
; CHECK: and w9, w9, #0x3
; CHECK: and x8, x8, #0xffffffffff3fffff
; CHECK: lsl w9, w9, #22
; CHECK: orr x8, x8, x9
; CHECK: msr FPCR, x8
; CHECK: ret
define void @func_03() {
call void @llvm.set.rounding(i32 0)
ret void
}
; CHECK-LABEL: func_03
; CHECK: mrs x8, FPCR
; CHECK: orr x8, x8, #0xc00000
; CHECK: msr FPCR, x8
; CHECK: ret
define void @func_04() {
call void @llvm.set.rounding(i32 1)
ret void
}
; CHECK-LABEL: func_04
; CHECK: mrs x8, FPCR
; CHECK: and x8, x8, #0xffffffffff3fffff
; CHECK: msr FPCR, x8
; CHECK: ret
define void @func_05() {
call void @llvm.set.rounding(i32 2)
ret void
}
; CHECK-LABEL: func_05
; CHECK: mrs x8, FPCR
; CHECK: and x8, x8, #0xffffffffff3fffff
; CHECK: orr x8, x8, #0x400000
; CHECK: msr FPCR, x8
; CHECK: ret
define void @func_06() {
call void @llvm.set.rounding(i32 3)
ret void
}
; CHECK-LABEL: func_06
; CHECK: mrs x8, FPCR
; CHECK: and x8, x8, #0xffffffffff3fffff
; CHECK: orr x8, x8, #0x800000
; CHECK: msr FPCR, x8
; CHECK: ret
declare void @llvm.set.rounding(i32)
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