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[x86] update test to use FileCheck and auto-generate checks; NFC 

llvm-svn: 306982
This commit is contained in:
Sanjay Patel 2017-07-02 15:15:18 +00:00
parent 27cccc96c2
commit c22223e6cd
1 changed files with 50 additions and 1 deletions
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51
llvm/test/CodeGen/X86/optimize-max-1.ll
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@ -1,4 +1,5 @@
; RUN: llc < %s -march=x86-64 | not grep cmov
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
; LSR should be able to eliminate both smax and umax expressions
; in loop trip counts.
@ -6,6 +7,18 @@
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
define void @fs(double* nocapture %p, i64 %n) nounwind {
; CHECK-LABEL: fs:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_1: # %bb
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq $0, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: cmpq %rsi, %rax
; CHECK-NEXT: jl .LBB0_1
; CHECK-NEXT: # BB#2: # %return
; CHECK-NEXT: retq
entry:
%tmp = icmp slt i64 %n, 1 ; <i1> [#uses=1]
%smax = select i1 %tmp, i64 1, i64 %n ; <i64> [#uses=1]
@ -24,6 +37,18 @@ return: ; preds = %bb
}
define void @bs(double* nocapture %p, i64 %n) nounwind {
; CHECK-LABEL: bs:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB1_1: # %bb
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq $0, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: cmpq %rsi, %rax
; CHECK-NEXT: jl .LBB1_1
; CHECK-NEXT: # BB#2: # %return
; CHECK-NEXT: retq
entry:
%tmp = icmp sge i64 %n, 1 ; <i1> [#uses=1]
%smax = select i1 %tmp, i64 %n, i64 1 ; <i64> [#uses=1]
@ -42,6 +67,18 @@ return: ; preds = %bb
}
define void @fu(double* nocapture %p, i64 %n) nounwind {
; CHECK-LABEL: fu:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB2_1: # %bb
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq $0, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: cmpq %rsi, %rax
; CHECK-NEXT: jb .LBB2_1
; CHECK-NEXT: # BB#2: # %return
; CHECK-NEXT: retq
entry:
%tmp = icmp eq i64 %n, 0 ; <i1> [#uses=1]
%umax = select i1 %tmp, i64 1, i64 %n ; <i64> [#uses=1]
@ -60,6 +97,18 @@ return: ; preds = %bb
}
define void @bu(double* nocapture %p, i64 %n) nounwind {
; CHECK-LABEL: bu:
; CHECK: # BB#0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB3_1: # %bb
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq $0, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: cmpq %rsi, %rax
; CHECK-NEXT: jb .LBB3_1
; CHECK-NEXT: # BB#2: # %return
; CHECK-NEXT: retq
entry:
%tmp = icmp ne i64 %n, 0 ; <i1> [#uses=1]
%umax = select i1 %tmp, i64 %n, i64 1 ; <i64> [#uses=1]