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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/fpenv.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

66 lines
1.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | FileCheck %s
define void @func_set_rounding_dyn(i32 %rm) {
; CHECK-LABEL: func_set_rounding_dyn:
; CHECK: // %bb.0:
; CHECK-NEXT: lsl w9, w0, #22
; CHECK-NEXT: mrs x8, FPCR
; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
; CHECK-NEXT: sub w9, w9, #1024, lsl #12 // =4194304
; CHECK-NEXT: and w9, w9, #0xc00000
; CHECK-NEXT: orr x8, x8, x9
; CHECK-NEXT: msr FPCR, x8
; CHECK-NEXT: ret
call void @llvm.set.rounding(i32 %rm)
ret void
}
define void @func_set_rounding_toward_zero() {
; CHECK-LABEL: func_set_rounding_toward_zero:
; CHECK: // %bb.0:
; CHECK-NEXT: mrs x8, FPCR
; CHECK-NEXT: orr x8, x8, #0xc00000
; CHECK-NEXT: msr FPCR, x8
; CHECK-NEXT: ret
call void @llvm.set.rounding(i32 0)
ret void
}
define void @func_set_rounding_tonearest_even() {
; CHECK-LABEL: func_set_rounding_tonearest_even:
; CHECK: // %bb.0:
; CHECK-NEXT: mrs x8, FPCR
; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
; CHECK-NEXT: msr FPCR, x8
; CHECK-NEXT: ret
call void @llvm.set.rounding(i32 1)
ret void
}
define void @func_set_rounding_upward() {
; CHECK-LABEL: func_set_rounding_upward:
; CHECK: // %bb.0:
; CHECK-NEXT: mrs x8, FPCR
; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
; CHECK-NEXT: orr x8, x8, #0x400000
; CHECK-NEXT: msr FPCR, x8
; CHECK-NEXT: ret
call void @llvm.set.rounding(i32 2)
ret void
}
define void @func_set_rounding_downward() {
; CHECK-LABEL: func_set_rounding_downward:
; CHECK: // %bb.0:
; CHECK-NEXT: mrs x8, FPCR
; CHECK-NEXT: and x8, x8, #0xffffffffff3fffff
; CHECK-NEXT: orr x8, x8, #0x800000
; CHECK-NEXT: msr FPCR, x8
; CHECK-NEXT: ret
call void @llvm.set.rounding(i32 3)
ret void
}
declare void @llvm.set.rounding(i32)