forked from OSchip/llvm-project
33 lines
875 B
C
33 lines
875 B
C
// RUN: %clang_cc1 %s -triple mips-unknown-linux-gnu -emit-llvm -o - | FileCheck %s
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//
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// Test that the ctlz and cttz builtins are defined for zero.
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// Based on count-builtin.c
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int leading, trailing, pop;
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void test_i16(short P) {
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leading = __builtin_clzs(P);
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trailing = __builtin_ctzs(P);
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// CHECK: @test_i16
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// CHECK: call i16 @llvm.ctlz.i16(i16 {{.*}}, i1 false)
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// CHECK: call i16 @llvm.cttz.i16(i16 {{.*}}, i1 false)
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}
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void test_i32(int P) {
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leading = __builtin_clz(P);
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trailing = __builtin_ctz(P);
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// CHECK: @test_i32
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// CHECK: call i32 @llvm.ctlz.i32(i32 {{.*}}, i1 false)
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// CHECK: call i32 @llvm.cttz.i32(i32 {{.*}}, i1 false)
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}
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void test_i64(float P) {
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leading = __builtin_clzll(P);
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trailing = __builtin_ctzll(P);
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// CHECK: @test_i64
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// CHECK: call i64 @llvm.ctlz.i64(i64 {{.*}}, i1 false)
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// CHECK: call i64 @llvm.cttz.i64(i64 {{.*}}, i1 false)
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}
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