mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-23 17:29:19 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180133 91177308-0d34-0410-b5e6-96231b3b80d8
88 lines
1.9 KiB
LLVM
88 lines
1.9 KiB
LLVM
; RUN: llc -march=hexagon -mcpu=hexagonv5 < %s | FileCheck %s
|
|
; Make sure that the assembler mapped compare instructions are correctly generated.
|
|
|
|
@c = common global i32 0, align 4
|
|
|
|
define i32 @test1(i32 %a, i32 %b) nounwind {
|
|
; CHECK-NOT: cmp.ge
|
|
; CHECK: cmp.gt
|
|
entry:
|
|
%cmp = icmp slt i32 %a, 100
|
|
br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
|
|
|
|
entry.if.end_crit_edge:
|
|
%.pre = load i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.then:
|
|
%sub = add nsw i32 %a, -10
|
|
store i32 %sub, i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%0 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %sub, %if.then ]
|
|
ret i32 %0
|
|
}
|
|
|
|
define i32 @test2(i32 %a, i32 %b) nounwind {
|
|
; CHECK-NOT: cmp.lt
|
|
; CHECK: cmp.gt
|
|
entry:
|
|
%cmp = icmp sge i32 %a, %b
|
|
br i1 %cmp, label %entry.if.end_crit_edge, label %if.then
|
|
|
|
entry.if.end_crit_edge:
|
|
%.pre = load i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.then:
|
|
%sub = add nsw i32 %a, -10
|
|
store i32 %sub, i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%0 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %sub, %if.then ]
|
|
ret i32 %0
|
|
}
|
|
|
|
define i32 @test4(i32 %a, i32 %b) nounwind {
|
|
; CHECK-NOT: cmp.ltu
|
|
; CHECK: cmp.gtu
|
|
entry:
|
|
%cmp = icmp uge i32 %a, %b
|
|
br i1 %cmp, label %entry.if.end_crit_edge, label %if.then
|
|
|
|
entry.if.end_crit_edge:
|
|
%.pre = load i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.then:
|
|
%sub = add i32 %a, -10
|
|
store i32 %sub, i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%0 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %sub, %if.then ]
|
|
ret i32 %0
|
|
}
|
|
|
|
define i32 @test5(i32 %a, i32 %b) nounwind {
|
|
; CHECK: cmp.gtu
|
|
entry:
|
|
%cmp = icmp uge i32 %a, 29999
|
|
br i1 %cmp, label %if.then, label %entry.if.end_crit_edge
|
|
|
|
entry.if.end_crit_edge:
|
|
%.pre = load i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.then:
|
|
%sub = add i32 %a, -10
|
|
store i32 %sub, i32* @c, align 4
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%0 = phi i32 [ %.pre, %entry.if.end_crit_edge ], [ %sub, %if.then ]
|
|
ret i32 %0
|
|
}
|