forked from OSchip/llvm-project
468 lines
9.3 KiB
LLVM
468 lines
9.3 KiB
LLVM
; Test conditional sibling calls.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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@var = global i32 1;
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@fun_a = global void()* null;
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@fun_b = global void()* null;
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@fun_c = global void(i32)* null;
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; Check a conditional sibling call.
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define void @f1(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f1:
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; CHECK: crbl %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp slt i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call when there are two possibilities.
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define void @f2(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f2:
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; CHECK: crbl %r2, %r3, 0(%r1)
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; CHECK: br %r1
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%fun_a = load volatile void() *, void()** @fun_a;
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%fun_b = load volatile void() *, void()** @fun_b;
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%cond = icmp slt i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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tail call void %fun_b()
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ret void
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}
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; Check a conditional sibling call with an argument - not supported.
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define void @f3(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f3:
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; CHECK: crjhe %r2, %r3
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; CHECK: br %r1
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; CHECK: br %r14
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%fun_c = load volatile void(i32) *, void(i32)** @fun_c;
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%cond = icmp slt i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_c(i32 1)
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - unsigned compare.
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define void @f4(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f4:
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; CHECK: clrbl %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ult i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - 64-bit compare.
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define void @f5(i64 %val1, i64 %val2) {
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; CHECK-LABEL: f5:
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; CHECK: cgrbl %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp slt i64 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - unsigned 64-bit compare.
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define void @f6(i64 %val1, i64 %val2) {
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; CHECK-LABEL: f6:
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; CHECK: clgrbl %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ult i64 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - less-equal compare.
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define void @f7(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f7:
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; CHECK: crble %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sle i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - high compare.
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define void @f8(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f8:
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; CHECK: crbh %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sgt i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - high-equal compare.
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define void @f9(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f9:
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; CHECK: crbhe %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sge i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - equal compare.
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define void @f10(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f10:
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; CHECK: crbe %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp eq i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - unequal compare.
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define void @f11(i32 %val1, i32 %val2) {
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; CHECK-LABEL: f11:
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; CHECK: crblh %r2, %r3, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ne i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate slt.
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define void @f12(i32 %val1) {
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; CHECK-LABEL: f12:
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; CHECK: cible %r2, 4, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp slt i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate sle.
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define void @f13(i32 %val1) {
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; CHECK-LABEL: f13:
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; CHECK: cible %r2, 5, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sle i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate sgt.
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define void @f14(i32 %val1) {
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; CHECK-LABEL: f14:
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; CHECK: cibhe %r2, 6, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sgt i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate sge.
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define void @f15(i32 %val1) {
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; CHECK-LABEL: f15:
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; CHECK: cibhe %r2, 5, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp sge i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate eq.
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define void @f16(i32 %val1) {
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; CHECK-LABEL: f16:
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; CHECK: cibe %r2, 5, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp eq i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate ne.
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define void @f17(i32 %val1) {
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; CHECK-LABEL: f17:
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; CHECK: ciblh %r2, 5, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ne i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate ult.
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define void @f18(i32 %val1) {
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; CHECK-LABEL: f18:
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; CHECK: clible %r2, 4, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ult i32 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate 64-bit slt.
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define void @f19(i64 %val1) {
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; CHECK-LABEL: f19:
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; CHECK: cgible %r2, 4, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp slt i64 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - immediate 64-bit ult.
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define void @f20(i64 %val1) {
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; CHECK-LABEL: f20:
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; CHECK: clgible %r2, 4, 0(%r1)
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = icmp ult i64 %val1, 5;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call to an argument - will fail due to
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; intervening lgr.
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define void @f21(i32 %val1, i32 %val2, void()* %fun) {
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; CHECK-LABEL: f21:
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; CHECK: crjhe %r2, %r3
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; CHECK: lgr %r1, %r4
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; CHECK: br %r1
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; CHECK: br %r14
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%cond = icmp slt i32 %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - float olt compare.
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define void @f22(float %val1, float %val2) {
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; CHECK-LABEL: f22:
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; CHECK: cebr %f0, %f2
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; CHECK: blr %r1
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = fcmp olt float %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - float ult compare.
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define void @f23(float %val1, float %val2) {
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; CHECK-LABEL: f23:
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; CHECK: cebr %f0, %f2
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; CHECK: bnher %r1
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = fcmp ult float %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - float ord compare.
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define void @f24(float %val1, float %val2) {
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; CHECK-LABEL: f24:
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; CHECK: cebr %f0, %f2
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; CHECK: bnor %r1
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = fcmp ord float %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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; Check a conditional sibling call - float uno compare.
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define void @f25(float %val1, float %val2) {
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; CHECK-LABEL: f25:
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; CHECK: cebr %f0, %f2
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; CHECK: bor %r1
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; CHECK: br %r14
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%fun_a = load volatile void() *, void()** @fun_a;
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%cond = fcmp uno float %val1, %val2;
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br i1 %cond, label %a, label %b;
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a:
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tail call void %fun_a()
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ret void
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b:
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store i32 1, i32 *@var;
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ret void
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}
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