1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -O2 -mtriple=x86_64-linux-android -mattr=+mmx -enable-legalize-types-checking | FileCheck %s
; RUN: llc < %s -O2 -mtriple=x86_64-linux-gnu -mattr=+mmx -enable-legalize-types-checking | FileCheck %s
; Test the softened result of extractelement op code.
define fp128 @TestExtract(<2 x double> %x) nounwind {
; CHECK-LABEL: TestExtract:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: subq $40, %rsp
; CHECK-NEXT: movaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-NEXT: callq __extenddftf2
; CHECK-NEXT: movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-NEXT: movaps (%rsp), %xmm0 # 16-byte Reload
; CHECK-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; CHECK-NEXT: callq __extenddftf2
; CHECK-NEXT: movaps %xmm0, %xmm1
; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-NEXT: addq $40, %rsp
; CHECK-NEXT: jmp __multf3 # TAILCALL
entry:
; Simplified instruction pattern from the output of llvm before r289042,
; for a boost function ...::insert<...>::traverse<...>().
%a = fpext <2 x double> %x to <2 x fp128>
%0 = extractelement <2 x fp128> %a, i32 0
%1 = extractelement <2 x fp128> %a, i32 1
%2 = fmul fp128 %0, %1
ret fp128 %2
}
|
