llvm-mirror/test/CodeGen/AArch64/fpconv-vector-op-scalarize.ll
2014-10-24 00:03:46 +00:00

45 lines
1.2 KiB
LLVM

; RUN: llc < %s -mtriple=arm64-apple-darwin | FileCheck %s
; PR20778
; Check that the legalizer doesn't crash when scalarizing FP conversion
; instructions' operands. The operands are all illegal on AArch64,
; ensuring they are legalized. The results are all legal.
define <1 x double> @test_sitofp(<1 x i1> %in) {
; CHECK-LABEL: test_sitofp:
; CHECK: sbfx [[GPR:w[0-9]+]], w0, #0, #1
; CHECK-NEXT: scvtf d0, [[GPR]]
; CHECK-NEXT: ret
entry:
%0 = sitofp <1 x i1> %in to <1 x double>
ret <1 x double> %0
}
define <1 x double> @test_uitofp(<1 x i1> %in) {
; CHECK-LABEL: test_uitofp:
; CHECK: and [[GPR:w[0-9]+]], w0, #0x1
; CHECK-NEXT: ucvtf d0, [[GPR]]
; CHECK-NEXT: ret
entry:
%0 = uitofp <1 x i1> %in to <1 x double>
ret <1 x double> %0
}
define <1 x i64> @test_fptosi(<1 x fp128> %in) {
; CHECK-LABEL: test_fptosi:
; CHECK: bl ___fixtfdi
; CHECK-NEXT: fmov d0, x0
entry:
%0 = fptosi <1 x fp128> %in to <1 x i64>
ret <1 x i64> %0
}
define <1 x i64> @test_fptoui(<1 x fp128> %in) {
; CHECK-LABEL: test_fptoui:
; CHECK: bl ___fixunstfdi
; CHECK-NEXT: fmov d0, x0
entry:
%0 = fptoui <1 x fp128> %in to <1 x i64>
ret <1 x i64> %0
}