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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=arm-eabi -float-abi=soft -mattr=+vfp2 --verify-machineinstrs %s -o - | FileCheck %s
define void @func_02(i32 %rm) {
; CHECK-LABEL: func_02:
; CHECK: @ %bb.0:
; CHECK-NEXT: vmrs r1, fpscr
; CHECK-NEXT: sub r0, r0, #1
; CHECK-NEXT: and r0, r0, #3
; CHECK-NEXT: bic r1, r1, #12582912
; CHECK-NEXT: orr r0, r1, r0, lsl #22
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
call void @llvm.set.rounding(i32 %rm)
ret void
}
define void @func_03() {
; CHECK-LABEL: func_03:
; CHECK: @ %bb.0:
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: orr r0, r0, #12582912
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
call void @llvm.set.rounding(i32 0)
ret void
}
define void @func_04() {
; CHECK-LABEL: func_04:
; CHECK: @ %bb.0:
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: bic r0, r0, #12582912
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
call void @llvm.set.rounding(i32 1)
ret void
}
define void @func_05() {
; CHECK-LABEL: func_05:
; CHECK: @ %bb.0:
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: bic r0, r0, #12582912
; CHECK-NEXT: orr r0, r0, #4194304
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
call void @llvm.set.rounding(i32 2)
ret void
}
define void @func_06() {
; CHECK-LABEL: func_06:
; CHECK: @ %bb.0:
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: bic r0, r0, #12582912
; CHECK-NEXT: orr r0, r0, #8388608
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
call void @llvm.set.rounding(i32 3)
ret void
}
define i32 @get_fpenv_01() #0 {
; CHECK-LABEL: get_fpenv_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: .pad #8
; CHECK-NEXT: sub sp, sp, #8
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: bl fegetenv
; CHECK-NEXT: ldr r0, [sp, #4]
; CHECK-NEXT: add sp, sp, #8
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
%fpenv = call i32 @llvm.get.fpenv.i32()
ret i32 %fpenv
}
define i32 @get_fpenv_02() nounwind {
; CHECK-LABEL: get_fpenv_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: mov pc, lr
entry:
%fpenv = call i32 @llvm.get.fpenv.i32()
ret i32 %fpenv
}
define void @set_fpenv_01(i32 %fpenv) #0 {
; CHECK-LABEL: set_fpenv_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: .pad #8
; CHECK-NEXT: sub sp, sp, #8
; CHECK-NEXT: str r0, [sp, #4]
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: bl fesetenv
; CHECK-NEXT: add sp, sp, #8
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.set.fpenv.i32(i32 %fpenv)
ret void
}
define void @set_fpenv_02(i32 %fpenv) nounwind {
; CHECK-LABEL: set_fpenv_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.set.fpenv.i32(i32 %fpenv)
ret void
}
define void @reset_fpenv_01() #0 {
; CHECK-LABEL: reset_fpenv_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: mvn r0, #0
; CHECK-NEXT: bl fesetenv
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.reset.fpenv()
ret void
}
define void @reset_fpenv_02() nounwind {
; CHECK-LABEL: reset_fpenv_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: mov r0, #0
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.reset.fpenv()
ret void
}
define i32 @get_fpmode_01() #0 {
; CHECK-LABEL: get_fpmode_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: .pad #8
; CHECK-NEXT: sub sp, sp, #8
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: bl fegetmode
; CHECK-NEXT: ldr r0, [sp, #4]
; CHECK-NEXT: add sp, sp, #8
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
%fpenv = call i32 @llvm.get.fpmode.i32()
ret i32 %fpenv
}
define i32 @get_fpmode_02() nounwind {
; CHECK-LABEL: get_fpmode_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: mov pc, lr
entry:
%fpenv = call i32 @llvm.get.fpmode.i32()
ret i32 %fpenv
}
define void @set_fpmode_01(i32 %fpmode) #0 {
; CHECK-LABEL: set_fpmode_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: .pad #8
; CHECK-NEXT: sub sp, sp, #8
; CHECK-NEXT: str r0, [sp, #4]
; CHECK-NEXT: add r0, sp, #4
; CHECK-NEXT: bl fesetmode
; CHECK-NEXT: add sp, sp, #8
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.set.fpmode.i32(i32 %fpmode)
ret void
}
define void @set_fpmode_02(i32 %fpmode) nounwind {
; CHECK-LABEL: set_fpmode_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmrs r1, fpscr
; CHECK-NEXT: mvn r2, #159
; CHECK-NEXT: sub r2, r2, #-134217728
; CHECK-NEXT: and r0, r0, r2
; CHECK-NEXT: mov r2, #159
; CHECK-NEXT: orr r2, r2, #-134217728
; CHECK-NEXT: and r1, r1, r2
; CHECK-NEXT: orr r0, r1, r0
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.set.fpmode.i32(i32 %fpmode)
ret void
}
define void @reset_fpmode_01() #0 {
; CHECK-LABEL: reset_fpmode_01:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: mvn r0, #0
; CHECK-NEXT: bl fesetmode
; CHECK-NEXT: pop {r11, lr}
; CHECK-NEXT: mov pc, lr
entry:
call void @llvm.reset.fpmode()
ret void
}
define void @reset_fpmode_02() nounwind {
; CHECK-LABEL: reset_fpmode_02:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: vmrs r0, fpscr
; CHECK-NEXT: ldr r1, .LCPI16_0
; CHECK-NEXT: and r0, r0, r1
; CHECK-NEXT: vmsr fpscr, r0
; CHECK-NEXT: mov pc, lr
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.1:
; CHECK-NEXT: .LCPI16_0:
; CHECK-NEXT: .long 4160774399 @ 0xf80060ff
entry:
call void @llvm.reset.fpmode()
ret void
}
attributes #0 = { nounwind "use-soft-float"="true" }
declare void @llvm.set.rounding(i32)
declare i32 @llvm.get.fpenv.i32()
declare void @llvm.set.fpenv.i32(i32 %fpenv)
declare void @llvm.reset.fpenv()
declare i32 @llvm.get.fpmode.i32()
declare void @llvm.set.fpmode.i32(i32 %fpmode)
declare void @llvm.reset.fpmode()
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