Sander de Smalen 61510b51c3 Revert "[AArch64] Enable subreg liveness tracking by default."
This reverts commit 9c319d5bb40785c969d2af76535ca62448dfafa7.

Some issues were discovered with the bootstrap builds, which
seem like they were caused by this commit. I'm reverting to investigate.
2024-12-12 17:22:15 +00:00

65 lines
2.5 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple aarch64-unknown-unknown -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK-BASE
; RUN: llc < %s -mtriple aarch64-unknown-unknown -mattr=+fullfp16 -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK-FP16
; RUN: llc < %s -mtriple aarch64-unknown-unknown -mattr=+bf16 -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK-BASE
; RUN: llc < %s -mtriple aarch64-unknown-unknown -mattr=+bf16,+fullfp16 -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK-FP16
define bfloat @test_select(bfloat %a, bfloat %b, i1 zeroext %c) {
; CHECK-BASE-LABEL: test_select:
; CHECK-BASE: // %bb.0:
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 def $s0
; CHECK-BASE-NEXT: cmp w0, #0
; CHECK-BASE-NEXT: // kill: def $h1 killed $h1 def $s1
; CHECK-BASE-NEXT: fcsel s0, s0, s1, ne
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 killed $s0
; CHECK-BASE-NEXT: ret
;
; CHECK-FP16-LABEL: test_select:
; CHECK-FP16: // %bb.0:
; CHECK-FP16-NEXT: cmp w0, #0
; CHECK-FP16-NEXT: fcsel h0, h0, h1, ne
; CHECK-FP16-NEXT: ret
%r = select i1 %c, bfloat %a, bfloat %b
ret bfloat %r
}
define bfloat @test_select_fcc(bfloat %a, bfloat %b, float %c, float %d) {
; CHECK-BASE-LABEL: test_select_fcc:
; CHECK-BASE: // %bb.0:
; CHECK-BASE-NEXT: fcmp s2, s3
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 def $s0
; CHECK-BASE-NEXT: // kill: def $h1 killed $h1 def $s1
; CHECK-BASE-NEXT: fcsel s0, s0, s1, ne
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 killed $s0
; CHECK-BASE-NEXT: ret
;
; CHECK-FP16-LABEL: test_select_fcc:
; CHECK-FP16: // %bb.0:
; CHECK-FP16-NEXT: fcmp s2, s3
; CHECK-FP16-NEXT: fcsel h0, h0, h1, ne
; CHECK-FP16-NEXT: ret
%cc = fcmp une float %c, %d
%r = select i1 %cc, bfloat %a, bfloat %b
ret bfloat %r
}
define bfloat @test_select_icc(bfloat %a, bfloat %b, i32 %c, i32 %d) {
; CHECK-BASE-LABEL: test_select_icc:
; CHECK-BASE: // %bb.0:
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 def $s0
; CHECK-BASE-NEXT: cmp w0, w1
; CHECK-BASE-NEXT: // kill: def $h1 killed $h1 def $s1
; CHECK-BASE-NEXT: fcsel s0, s0, s1, ne
; CHECK-BASE-NEXT: // kill: def $h0 killed $h0 killed $s0
; CHECK-BASE-NEXT: ret
;
; CHECK-FP16-LABEL: test_select_icc:
; CHECK-FP16: // %bb.0:
; CHECK-FP16-NEXT: cmp w0, w1
; CHECK-FP16-NEXT: fcsel h0, h0, h1, ne
; CHECK-FP16-NEXT: ret
%cc = icmp ne i32 %c, %d
%r = select i1 %cc, bfloat %a, bfloat %b
ret bfloat %r
}